2005 : January - February - March - April - May - June - July - August - September - October - November - December- →
2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Featured articles Tsunami. ... 2005 : January - February - March - April - May - June - July - August - September - October - November - December- → Todays featured article Tsunami. ... 2005 : January _ February _ March _ April _ May - June - July - August - September - October - November - December- → Todays featured article Tsunami. ... Todays featured article • Tsunami Deaths in May • None entered Other recent deaths Ongoing events • None entered Upcoming events • None entered Related pages • 2005 in science • 2004 in science • 2003 in science • 2002 in science • 2001 in science Other Years in Sci Tech May 20, 2005 South Korean scientists led... 2005 : January - February - March - April - May - June - July - August - September - October - November - December- → Todays featured article • Technetium Deaths in June • June 20: Charles D. Keeling • June 20: Jack Kilby Other recent deaths Events • 2005 Atlantic hurricane season • 2005 Pacific hurricane season • 46th Paris Air Show: June 13-19 Related... Todays featured article • Technetium Deaths in July • None entered Other recent deaths Ongoing events • 2005 Atlantic hurricane season • 2005 Pacific hurricane season Upcoming events • None entered Related pages • 2005 in science • 2004 in science • 2003 in science • 2002 in science • 2001 in science Other Years in Sci Tech July... Todays featured article • Technetium Deaths in August • None entered Other recent deaths Ongoing events • STS-114 mission • 2005 Atlantic hurricane season • 2005 Pacific hurricane season Upcoming events • None entered Related pages • 2005 in science • 2004 in science • 2003 in science • 2002 in science • 2001 in science Other Years in...

April 29, 2005

• The next launch of the Space Shuttle Discovery, STS-114, is delayed until at least July 13. This is to be the first Space Shuttle launch since the Columbia disaster in February 2003. (BBC) (CNN)

April 29 is the 119th day of the year in the Gregorian calendar (120th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Shuttle Orbiter Discovery (NASA Orbiter Vehicle Designation: OV-103) is a NASA Space Shuttle. ... STS-114 is the Return to Flight Space Shuttle mission which launched Space Shuttle Discovery at 10:39 EDT (1439 UTC), July 26, 2005 (907 days after the loss of the orbiter Columbia), despite suffering unresolved fuel sensor anomalies in the external tank over the preceding weeks. ... July 13th is the 194th day (195th in leap years) of the year in the Gregorian Calendar, with 171 days remaining. ... Crew of STS-107 on launch day (Close up of faces and names) STS-107 was a space shuttle mission by NASA using the Space Shuttle Columbia. ... 2003 : January - February - March - April - May - June - July - August - September - October - November - December A timeline of events in the news for February, 2003. ...

April 28, 2005

• The Deep Impact spacecraft takes the first picture of its target comet, Tempel 1. The mission is on schedule to create an impact crater on July 4, 2005. (BBC)

April 28 is the 118th day of the year (119th in leap years) in the Gregorian Calendar, with 247 days remaining. ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Illustration of the Deep Impact space probe after impactor separation (artists conception) Deep Impact is a NASA space probe designed to study the composition of the interior of the comet Tempel 1. ... Comet Hale-Bopp, showing a white dust tail and blue gas tail (February 1997) A comet is a small body in the solar system that orbits the sun and (at least occasionally) exhibits a coma (or atmosphere) and/or a tail -- both due primarily to the effects of solar radiation... Tempel 1 is a periodic comet (formally designated 9P/Tempel 1). ... The word crater may refer to A landform resembling a pit or depression in the topography that can be formed in several ways: speculation exists that a meteorite impact with another body can cause an impact crater, an electrical discharge on any scale tends to form circular craters, volcanic activity... July 4 is the 185th day of the year (186th in leap years) in the Gregorian Calendar, with 180 days remaining. ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ...

April 27, 2005

• NASA invests $11 million over four years with Rice University to develop an experimental power cable (quantum wire) with 10 times better conductivity than copper at one-sixth the weight. It would be made with carbon nanotubes and would help reduce the weight of the next generation shuttle; but can have wide ranging applications. (Wired)
• The new Airbus A380 lifts off in Toulouse to its maiden flight. The A380 replaces Boeing's Jumbo Jet (Boeing 747) as largest passenger plane. (BBC)

April 27 - Wikipedia, the free encyclopedia /**/ @import /skins-1. ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The National Aeronautics and Space Administration (NASA), which was established in 1958, is the agency responsible for the public space program of the United States of America. ... Rice University William Marsh Rice University, usually called Rice University, is located in the Museum District of Houston, Texas. ... In material science, a Quantum wire is an electically conducting wire, in which quantum transport effects are important. ... General Name, Symbol, Number copper, Cu, 29 Chemical series transition metals Group, Period, Block 11, 4, d Appearance copper, metallic Atomic mass 63. ... An electronic device known as a diode can be formed by joining two nanoscale carbon tubes with different electronic properties. ... The Space Shuttle Columbia seconds after engine ignition, 1981 (NASA). ... Airbus S.A.S. or simply Airbus, based in Toulouse, France, is the worlds largest commercial aircraft manufacturer. ... The Airbus A380 manufactured by Airbus S.A.S. is a double-decker, four engined airliner capable of flying 800 passengers in a high density format or 555 passengers in a typical three-class configuration. ... The Capitole, the 18th century city hall of Toulouse and best known landmark in the city; in the foreground is the Place du Capitole, a hub of urban life at the very center of the city Toulouse (pronounced in standard French, in local Toulouse accent) (Occitan: Tolosa, pronounced ) is a... The Maiden flight of an aircraft is the first occasion on which an aircraft leaves the ground of its own accord. ... The Boeing Company (NYSE: BA) is the leading American aircraft and aerospace manufacturer, headquartered in Chicago, Illinois, with its largest production facilities in Everett, Washington, near Seattle, Washington. ... The Boeing 747, which is also known as the jumbo jet, is the second largest passenger airliner after the Airbus A380. ...

April 25, 2005

• By applying a small charge to bacteria in a hydrogen biomass generator, environmental engineers at Penn State have increased its output four fold. Producing energy while cleaning water could lead to a significant reduction in the cost of treating wastewater. (Penn State Live)

April 25 is the 115th day of the year in the Gregorian Calendar (116th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The Pennsylvania State University The Pennsylvania State University (commonly known as Penn State) is a state-related land-grant university in Pennsylvania, with over 80,000 students at 24 campuses throughout the state. ...

April 24, 2005

• Soyuz TMA-5: A Russian Soyuz spacecraft lands in Kazakhstan, bringing three astronauts, Russian Salizhan Sharipov, Chinese American Leroy Chiao and Italian Roberto Vittori, safely back to Earth from the International Space Station. (Reuters)

April 24 is the 114th day of the year in the Gregorian Calendar (115th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Crew Launched ISS Expedition 10 crew: Salizhan Sharipov (2) Leroy Chiao (4) - U.S.A. Yuri Shargin (1) Landed ISS Expedition 10 crew: Salizhan Sharipov (2) Leroy Chiao (4) - U.S.A. Roberto Vittori - ESA (2) Mission parameters Mass: ? kg Perigee: ~200 km Apogee: ~252 km Inclination: ~51. ... Soyuz TMA-6 spacecraft approaching International Space Station Soyuz 19 spacecraft as seen from Apollo CM Soyuz spacecraft of the Apollo Soyuz Test Project (ASTP) Early 7K-OK Soyuz at National Space Centre, Leicester, England Soyuz (Союз, union) is a series of spacecraft designed by Sergey Korolev for the Soviet Union... U.S. Space Shuttle astronaut Bruce McCandless II using a manned maneuvering unit. ... NASA astronaut Leroy Chiao, left, and Russian cosmonaut Salizhan S. Sharipov will serve as Expedition 10 on the International Space Station. ... A Chinese American is an American who is of ethnic Chinese descent. ... This article needs cleanup. ... Roberto Vittori (October 15, 1964 - ) is an ESA astronaut from Viterbo, Italy. ... Earth, also known as the Earth, Terra, and (mostly in the 19th century) Tellus, is the third planet outward from the Sun. ... ISS Statistics Crew: 2 As of June 17, 2005 Perigee: 347. ...

April 21, 2005

• Researchers at the Fred Hutchinson Cancer Research Center have induced mice to hibernate using hydrogen sulfide. This could have wide ranging applications from medicine to space travel if successfully applied to humans. (NewScientist)

April 21 is the 111th day of the year in the Gregorian calendar (112th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The Fred Hutchinson Cancer Research Center is an institution in the Cascade neighborhood of Seattle, Washington engaged in scientific research towards the prevention and treatment of cancer. ... For an alternative meaning for H2S, see H2S radar. ...

April 19, 2005

• The American Dietetic Association and the USDA release a new food guide pyramid, called MyPyramid. The aim of the new dietary guidelines, is to guide people to make healthier choices about what they are eating. (EurekAlert!)

April 19 is the 109th day of the year in the Gregorian calendar (110th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The American Dietetic Association (ADA) is the United States largest organization of food and nutrition professionals, with nearly 65,000 members. ... The U.S. Department of Agriculture, also called the Agriculture Department, or USDA, is a Cabinet department of the United States Federal Government. ... The Food Pyramid was recently revised. ... MyPyramid, released by the United States Department of Agriculture on April 19, 2005, is an update on the ubiquitous U.S. food guide pyramid. ...

April 18, 2005

• Physicists at Brookhaven National Laboratory announce that they have created a long sought after state of matter by smashing atoms in the Relativistic Heavy Ion Collider. Surprisingly, this new state of matter behaves like a hot and dense liquid made up of basic atomic particles such as quarks and gluons, and not like a gas as expected. Researchers claim that all matter in the universe for a fraction of a second after the Big Bang was in the form of this liquid. (MSNBC), (BNL News)

April 18 is the 108th day of the year in the Gregorian calendar (109th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Aerial view of Brookhaven National Laboratory. ... Matter is commonly referred to as the substance of which physical objects are composed. ... Properties For alternative meanings see atom (disambiguation). ... The Relativistic Heavy Ion Collider at Brookhaven National Laboratory. ... A liquid will assume the shape of its container. ... Quarks are one of the two basic constituents of matter in the Standard Model of particle physics. ... In particle physics, gluons mediate strong interactions of quarks in quantum chromodynamics. ... Gas (actually, as), the GNU assembler, is the default GCC back-end. ... The deepest visible-light image of the cosmos. ... According to the Big Bang theory, the universe originated in an extremely dense and hot state (bottom). ...

April 16, 2005

• The NASA autonomous DART spacecraft failed to complete its mission because of lack of fuel and "retires" itself. (BBC)

April 16 is the 106th day of the year in the Gregorian calendar (107th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The National Aeronautics and Space Administration (NASA), which was established in 1958, is the agency responsible for the public space program of the United States of America. ... NASAs DART spacecraft DART, or Demonstration for Autonomous Rendezvous Technology, is a NASA sponsored project. ...

April 15, 2005

• Soyuz TMA-6 lifts off at dawn from Baikonur Cosmodrome in Kazakhstan carrying the Expedition 11 crew to the International Space Station. (Fox News) (Yahoo! News)
• A Saab Gripen fighter aircraft has been undertaking an air-to-air refueling test campaign with a Boeing 707 tanker at Saab's facility in Linköping, Sweden. The campaign had the objective of verifying the Gripen's air-to-air refueling capabilities with a NATO standard compatible tanker. (PrimeZone)
• A fossilised dinosaur pelvis, most likely belonging to a theropod, contaning eggs has been found in Jiangxi Province, China. The dinosaurs reproductive system shares similarities with both reptiles and modern birds. (BBC)

April 15 is the 105th day of the year in the Gregorian calendar (106th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Soyuz TMA-6 launch Crew Launched ISS Expedition 11 crew: Sergei Krikalev (6) - CDR Russia John Phillips (2) - U.S.A. Roberto Vittori - ESA (2) Landed ISS Expedition 11 crew: Sergei Krikalev (6) - CDR Russia John Phillips (2) - U.S.A. TBD Mission parameters Mass: 7 200 kg Perigee: ~200... The Baikonur Cosmodrome (Russian: Космодром Байконур, Kosmodrom Baykonur), also called Tyuratam, is the worlds oldest and largest working space launch facility. ... Mission statistics Mission name: Expedition 11 Call sign: Expedition 11 Number of crew: 3 Launch: April 15, 2005 00:46:00 UTC Baikonur LC1 Apogee: ~396 km Perigee: ~384 km Orbital period: ~92 min Inclination: ~51. ... ISS Statistics Crew: 2 As of June 17, 2005 Perigee: 347. ... The Saab JAS-39 Gripen (Griffin) is a fighter aircraft from Sweden manufactured by Saab. ... Aerial refueling, also called in-flight refueling (IFR) or air-to-air refueling (AAR), is the practice of transferring fuel from one aircraft to another during flight. ... Pan Am 707 The Boeing 707 is a four engined commercial passenger jet aircraft developed by Boeing in the early 1950s. ... This page covers both the city and the municipality Linköping Aerial photo of Linköping. ... The flag of NATO NATO 2002 Summit The North Atlantic Treaty Organisation (NATO), sometimes called North Atlantic Alliance, Atlantic Alliance or the Western Alliance, is an international organisation for defence collaboration established in 1949, in support of the North Atlantic Treaty signed in Washington, D.C., on April 4, 1949. ... Orders Saurischia    Sauropodomorpha    Theropoda Ornithischia Dinosaurs are animals that dominated the terrestrial ecosystem for over 100 million years. ... Human male pelvis, viewed from front Human female pelvis, viewed from front The pelvis is the bony structure located at the base of the spine (properly known as the caudal end). ... Families See text Theropods (beast foot) are a group of bipedal, primarily carnivorous dinosaurs, belonging to the saurischian (lizard-hip) family. ... Jiangxi (Chinese: 江西; pinyin: Jiāngxī; Wade-Giles: Chiang-hsi; Postal System Pinyin: Kiangsi) is a southern province of the Peoples Republic of China, spanning from the banks of the Chang Jiang (Yangtze) in the north into hillier areas in the south. ... It has been suggested that Prehistoric reptile be merged into this article or section. ... Orders Many - see section below. ...

April 14, 2005

• Researchers have identified possibly the oldest stars in the universe. The stars named HE1327-2326 and HE0107-5240 have a very primitive composition, containing very low amount of heavy elements. (ABC) (BBC)
• Microsoft launches a Nupedia-like version of its Encarta encyclopedia where anonymous users can submit their new or edited entries to be approved by a paid staff of editors. Server problems have so far delayed launch until later tonight. (FairfaxDigital) (Business Week)
• Michael D. Griffin takes the helm as NASA administrator after being confirmed by the U.S. Senate the day before. (SpaceflightNow)

April 14 is the 104th day of the year in the Gregorian calendar (105th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... HE0107-5240 is a newly discovered giant star roughly 36,000 light years away from Earth. ... Microsoft Corporation, (NASDAQ: MSFT) headquartered in Redmond, Washington, USA, was founded in 1975 by Bill Gates and Paul Allen. ... Nupedia was a Web-based encyclopedia whose articles were written by experts and licensed as free content. ... Encarta Dictionary Technology (to be written) Encarta made use of various Microsoft technologies. ... In computing, a server is: A computer software application that carries out some task (i. ... Michael D. Griffin Dr. Michael D. Griffin (born in 1949 in Aberdeen, Maryland) is the current NASA Administrator. ... The National Aeronautics and Space Administration (NASA), which was established in 1958, is the agency responsible for the public space program of the United States of America. ... The United States Senate is the upper house of the U.S. Congress, smaller than the United States House of Representatives. ...

April 13, 2005

• The College of American Pathologists asks laboratories worldwide to destroy a flu sample they sent in their testing kits. Canadian National Microbial Laboratory identified it as a strain of Asian flu virus that killed millions in 1957. People born after 1968 would have no antibodies to resist it. WHO supports the plea. (CNN) (Yahoo)
• National Geographic Society and IBM support a project to take DNA samples from various people all over the world to track migration of Homo sapiens from Africa (Reuters) (New York Times)

April 13 is the 103rd day of the year in the Gregorian calendar (104th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Negatively stained flu virions. ... The Asian Flu was a pandemic outbreak of influenza that originated in China in 1957 and spread worldwide (including to the United States of America) that same year. ... 1957 was a common year starting on Tuesday of the Gregorian calendar. ... 1968 was a leap year starting on Monday (the link is to a full 1968 calendar). ... Schematic of antibody binding to an antigen An antibody is a protein used by the immune system to identify and neutralize foreign objects like bacteria and viruses. ... The WHO flag: similar to the flag of the United Nations, augmented with the symbolic staff and serpent of Asklepios, Greek god of medicine and healing. ... Flag of the National Geographic Society The National Geographic Society was founded in the USA on January 27, 1888, by 33 men interested in organizing a society for the increase and diffusion of geographical knowledge. ... International Business Machines Corporation (IBM, or colloquially, Big Blue) (NYSE: IBM) (incorporated June 15, 1911, in operation since 1888) is headquartered in Armonk, NY, USA. The company manufactures and sells computer hardware, software, and services. ... DNA - Wikipedia, the free encyclopedia /**/ @import /skins-1. ... Human beings are defined variously in biological, spiritual, and cultural terms, or in combinations thereof. ... Africa is the worlds second-largest continent and 3rd most populous. ...

April 12, 2005

• MareNostrum, Europe's most powerful (and the world's fourth most powerful) supercomputer, is booted up for the first time in the Barcelona Supercomputing Center, Spain. (BusinessWeek)
• A German research team have developed a laser that can detect cancerous cells by measuring the elasticity of biopsied cells. Heathy cells have a cytoskeleton making them relatively rigid, cancerous cells have a diminished cytoskeleton and are stretchy. (Nature)

April 12 is the 102nd day of the year in the Gregorian calendar (103rd in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... MareNostrum Supercomputer - CG rendered image. ... World map showing location of Europe Europe is geologically and geographically a peninsula, forming the westernmost part of Eurasia. ... A supercomputer is a computer that leads the world in terms of processing capacity, particularly speed of calculation, at the time of its introduction. ... A BOOTING is any exercise of the verb to boot. ... The building of Barcelona Supercomputing Center is a former chapel. ... Laser (US Air Force) A LASER (Light Amplification by Stimulated Emission of Radiation) is an optical device which uses a quantum mechanical effect called stimulated emission (discovered by Einstein while researching the photoelectric effect) in order to generate a coherent beam of light from a lasing medium of controlled purity... When normal cells are damaged or old they undergo apoptosis; cancer cells, however, avoid apoptosis. ... A biopsy (in Greek: bios = life and opsy = look/appearance) is a medical test involving the removal of cells or tissues for examination. ... The cytoskeleton is a cellular scaffolding or skeleton contained, as all other organelles, within the cytoplasm. ...

April 11, 2005

• A new transistor speed record has been set by researchers at the University of Illinois. The three material layer transistor can operate at 604 GHz, which is three times faster than the fastest silicon-based device. NewScientist
• NASA announces the third extension to the Mars Exploration Rover program and will support the rovers Spirit and Opportunity for up to 18 months. (BBC)

April 11 is the 101st day of the year in the Gregorian calendar (102nd in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The University of Illinois is the set of three public universities in Illinois. ... The National Aeronautics and Space Administration (NASA), which was established in 1958, is the agency responsible for the public space program of the United States of America. ... Artists Concept of Rover on Mars NASAs Mars Exploration Rover (MER) Mission (since 2003) is a unmanned Mars exploration mission that includes sending two Rovers (robots) to explore the Martian surface and geology. ... Spirit (official designation: MER-A) is the first of the two Mars Exploration Rover Missions. ... Opportunity (official designation: MER-B) is the second of the two rovers of NASAs Mars Exploration Rover Mission. ...

April 8, 2005

• Scientists have shown that the malaria parasite Plasmodium falciparum hides from the human immune system by continuously changing the protein PfEMP1 that it deposits on the surface of infected cells. (BBC)
• Researchers at the Australian research institute, the CSIRO, have created transgenic Arabidopsis that can synthesise omega-3 fatty acids. If this technology was incorporated in genetically modified food crops it would have the potential to reduce the demand on world fish stocks. (ABC)

April 8 is the 98th day of the year in the Gregorian calendar (99th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Red blood cell infected with Malaria (Italian: bad air; formerly called ague or marsh fever in English) is an infectious disease which in humans causes about 350-500 million infections and approxomately 1. ... Binomial name Plasmodium falciparum Welch, 1897 Plasmodium falciparum is a protozoan parasite, one of the species of Plasmodium that cause malaria in humans. ... The immune system is the organ system that protects an organism from outside biological influences. ... A representation of the 3D structure of myoglobin, showing coloured alpha helices. ... The Commonwealth Scientific and Industrial Research Organisation (CSIRO) is the national government body for scientific research in Australia. ... Transgenic plants are plants that have been genetically engineered using recombinant DNA techniques to make plants with new characteristics. ... Binomial name Arabidopsis thaliana (L.) Heynh. ... Omega-3 fatty acids are polyunsaturated fatty acids found in certain fish tissues, and in vegetable sources such as flax seeds, walnuts, and canola oil. ... In chemistry, especially biochemistry, a fatty acid is a carboxylic acid (or organic acid), often with a long aliphatic tail (long chains), either saturated or unsaturated. ... A genetically modified food is a food product containing some quantity of any genetically modified organism (GMO) as an ingredient. ... Groups Conodonta Hyperoartia Petromyzontidae (lampreys) Pteraspidomorphi (early jawless fish) Thelodonti Anaspida Cephalaspidomorphi (early jawless fish) Galeaspida Pituriaspida Osteostraci Gnathostomata (jawed vertebrates) Placodermi Chondrichthyes (cartilaginous fish) Acanthodii Osteichthyes (bony fish) Actinopterygii (ray-finned fish) Sarcopterygii (lobe-finned fish) Actinistia (coelacanths) Dipnoi (lungfish) A fish is a poikilothermic (cold-blooded)* water-dwelling...

April 7, 2005

• Sony has patented an idea of transmitting data directly to the brain. (PhysOrg)
• The space shuttle Discovery is rolled onto its launch platform, in time for a launch in May for the first launch of shuttle since January 2003. A crack was found in the fuel tank's foam insulation, however NASA officials say that it will not prevent the mission. (BBC)
• Researchers at the University of Colorado have created a new model of the Earth's early atmosphere. The model indicates up to 40 percent of the early atmosphere was hydrogen, under these high-hygrogen conditions the formation of organic compounds like amino acids, and ultimately life are more likely. (EurekAlert!)

April 7 is the 97th day of the year in the Gregorian calendar (98th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Sony Corporation (Japanese katakana: ソニー) (TYO: 6758), (NYSE: SNE) is a global consumer electronics corporation based in Tokyo, Japan. ... The Space Shuttle Columbia seconds after engine ignition, 1981 (NASA). ... 2003 is a common year starting on Wednesday of the Gregorian calendar. ... The National Aeronautics and Space Administration (NASA), which was established in 1958, is the agency responsible for the public space program of the United States of America. ... The University of Colorado (CU) System consists of five campuses: University of Colorado at Boulder University of Colorado at Colorado Springs University of Colorado at Denver University of Colorado Health Sciences Center Fitzsimons campus of the University of Colorado Health Sciences Center, scheduled to open in 2007 in Aurora, Colorado... Atmosphere may refer to: a celestial body atmosphere, e. ... General Name, Symbol, Number hydrogen, H, 1 Chemical series nonmetals Group, Period, Block 1, 1, s Appearance colorless Atomic mass 1. ... In chemistry, an amino acid is any molecule that contains both amino and carboxylic acid functional groups. ...

April 6, 2005

• Computer reconstruction of the 7 million year old fossilised remains of Toumaï (Sahelanthropus tchadensis), confirm the fossil as the oldest known hominid. (Nature) (BBC)
• Studies in mice hove shown that a low dose of Δ⁹-tetrahydrocannabinol (THC), the psychoactive substance in cannabis, can protect blood vessels from the formation of arterial blockages. (Nature)
• The prevalence of nanobacteria is becoming more accepted as evidence mounts for their role in the spread of disease; and perhaps the formation of raindrops in the atmosphere. (EurekAlert)
• Hitachi has increased data density on harddrives to 230Gigabit per square inch using perpendicular recording. This could lead to 1-inch 20 Gigabyte and 1 Terabyte 3.5-inch drives by 2007. (ElectronicNews)

April 6 is the 96th day of the year in the Gregorian calendar (97th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Binomial name Sahelanthropus tchadensis Sahelanthropus tchadensis is an early fossil hominid, approximately 7 million years old from the Miocene. ... Genera Subfamily Ponginae Pongo - Orangutans Gigantopithecus (extinct) Sivapithecus (extinct) Lufengpithecus (extinct) Ankarapithecus (extinct) Subfamily Homininae Gorilla - Gorillas Pan - Chimpanzees Homo - Humans Dryopithecus (extinct) Ouranopithecus (extinct) Paranthropus (extinct) Australopithecus (extinct) Sahelanthropus (extinct) Orrorin (extinct) Ardipithecus (extinct) Kenyanthropus (extinct) Pierolapithecus (extinct) (tentative) The hominids are the members of the biological family Hominidae... Tetrahydrocannabinol, also known as THC, Δ9-THC, Δ9-tetrahydrocannabinol (delta-9-tetrahydrocannabinol), Δ1-tetrahydrocannabinol (using an older numbering scheme), or dronabinol, is the main psychoactive substance found in the hemp plant Cannabis sativa. ... A psychoactive drug or psychotropic substance is a chemical that alters brain function, resulting in temporary changes in perception, mood, consciousness, or behaviour. ... Species Cannabis indica Cannabis ruderalis Cannabis sativa Cannabis is a genus of flowering plant that includes one or more species. ... The arterial system The blood vessels are part of the circulatory system and function to transport blood throughout the body. ... Structures found on meteorite fragment ALH84001 Nanobacteria (sometimes Nannobacteria ) are claimed to be cell-walled microorganisms with a diameter well below the generally accepted lower limit (about 0. ... Hitachi (Japanese: 日立製作所) is a global company headquartered in Tokyo, Japan. ... Typical hard drives of the mid-1990s. ... A gigabit is a unit of information or computer storage, commonly abbreviated Gb. 1 gigabit = 109 = 1 000 000 000 bits or 230 (= 1024 Mb = 1 048 576 Kb) = 1 073 741 824 bits (see Binary prefix). ... This article is about the unit of measurement, for the computer hardware manufacturer see Gigabyte Technology. ... A terabyte (derived from the SI prefix tera-) is a unit of information or computer storage equal to one trillion (one long scale billion) bytes. ... 2007 is a common year starting on Monday of the Gregorian calendar. ...

April 5, 2005

• The IUCN announced that one in four-of the 625 primate species and subspecies are at risk of extinction. (EurekAlert!)
• NASA researchers show that the Earth's northern and southern polar auroras are not mirror images of each other (EurekAlert!)
• Research has shown that polyethoxylated tallow amine (POEA). the surfactant used in herbicide Roundup, kills tadpoles. The finding could be a reason for the global decline in frog populations since Roundup is widely used and was believed to have no effect on animals . (Science)

April 5 is the 95th day of the year in the Gregorian calendar (96th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... The World Conservation Union or International Union for Conservation of Nature and Natural Resources (IUCN) is an international organization dedicated to natural resource conservation. ... Families 13, See classification A primate is any member of the biological order Primates, the group that contains all lemurs, monkeys, apes, and humans. ... In biology and ecology, extinction is the ceasing of existence of a species or group of taxons. ... The National Aeronautics and Space Administration (NASA), which was established in 1958, is the agency responsible for the public space program of the United States of America. ... Aurora borealis Polar aurorae are optical phenomena characterized by colorful displays of light in the night sky. ... Surfactants, also known as wetting agents, lower the surface tension of a liquid, allowing easier spreading, and the interfacial tension between two liquids. ... A herbicide is a pesticide used to kill unwanted plants. ... Roundup is the brand name of a family of herbicides produced by the American chemical manufacturer Monsanto. ... Ten-day-old tadpoles A tadpole (also known as a pollywog) is a larval frog, toad, salamander, or newt. ... Since about 1950, the populations of many species of amphibians (frogs, toads, salamanders and newts) throughout the world have declined markedly; some species have become extinct. ...

April 4, 2005

• The Vlog channel -- To kick off product re-branding and positioning efforts, Al Gore and Joel Hyatt appear at the NCTA convention and announce a new TV network, "Current." Current will be a national network "created by, for and with an 18-34 year-old audience." Formerly known as INdTV, Current is the same idea but with Google branding. (Yahoo!)

April 4 is the 94th day of the year in the Gregorian calendar (95th in leap years). ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... A vlog (short for videoblog) is a blog (short for weblog) which uses video as the primary content as it is linked to within a videoblog post and usually accompanied by supporting text, image, and additional meta data to provide a context for the video. ... Albert Arnold Gore Jr. ... Joel Z. Hyatt is a prominent attorney and American politician of the Democratic party. ... The word current usually implies a flow or movement. ... INdTV is an independent media company led by former Vice President Al Gore, entrepreneur Joel Hyatt and a growing team of industry professionals and young creatives. ... Google, Inc. ...

April 1, 2005

• Scientists studying cyanobacteria 'fossils' at Meishan in southern China propose that the mass extinction that occurred 250 million years ago at the Permian-Triassic boundary happened in two phases. (BBC)

i got my cast off today April 1 is the 91st day of the year (92nd in leap years) in the Gregorian calendar, with 274 days remaining. ... 2005 is a common year starting on Saturday of the Gregorian calendar and is the current year. ... Orders The taxonomy of the Cyanobacteria is currently under revision. ... A fossil Ammonite Fossils are the mineralized remains of animals or plants or other traces such as footprints. ... An extinction event (also extinction-level event, ELE) is a period in time when a large number of species die out. ... The Permian-Triassic (P-T or PT) extinction event, sometimes informally called the Great Dying, was an extinction event that occurred approximately 252 million years ago (mya), forming the boundary between the Permian and Triassic geologic periods. ...

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• Science and technology at Wikinews