Radio broadcasts have been a popular entertainment since the 1910s, though popularity has declined a little in some countries since television became widespread. // Events and trends Technology Gideon Sundback patents the first modern zipper Harry Brearley invents stainless steel Charles P. Strite invents first pop-up bread toaster Science Einsteins theory of general relativity Max von Laue discovers the diffraction of x-rays by crystals Alfred Wegener puts forward his theory of...

In the early radio age, content typically included a balance of comedy, drama, news, music, news, and sports reporting. U.S. radio programmes included the most famous Hollywood talent of the day.

In the late 1940s and early 1950s, television eroded the popularity of most of these type of radio shows, and by the late 1950s radio broadcasting took on much the form it has today — strongly focused on music, news and sports, though drama can still be heard, especially on the BBC. // Events and trends The 1940s were dominated by World War II, the most destructive armed conflict in history. ... // Events and trends The 1950s in Western society was marked with a sharp rise in the economy for the first time in almost 30 years and return to the 1920s-type consumer society built on credit and boom-times, as well as the height of the baby-boom from returning... Corporate logo of the British Broadcasting Corporation The British Broadcasting Corporation (BBC) is the national publicly funded broadcaster of the United Kingdom. ...

In Britain during the 1950s, radio broadcasting was dominated entirely by the BBC. Rock and pop music fans, dissatisfied with the BBC's output, often listened to Radio Luxembourg. During the post-1964 period, western Europe offshore radio (such as Radio Caroline broadcasting from ships at anchor or abandoned forts) helped to supply the demand for the pop and rock music. The BBC launched their own pop music station, BBC Radio 1 in 1967. Corporate logo of the British Broadcasting Corporation The British Broadcasting Corporation (BBC) is the national publicly funded broadcaster of the United Kingdom. ... Rock and roll (also spelled Rock n Roll, especially in its first decade), also called rock, is a form of popular music, usually featuring vocals (often with vocal harmony), electric guitars and a strong back beat; other instruments, such as the saxophone, are common in some styles. ... This article mainly describes pop as used in its more recent sense, as a subgenre of popular music. ... Radio Luxembourg (1933-1992) was an important forerunner of pirate radio and modern commercial radio in Europe. ... Radio Caroline is a European radio station that originally commenced transmissions as an offshore radio station broadcasting from a ship anchored off the coast of South East England in international waters. ... BBC Radio 1 is a British radio station, specialising in popular music aimed at a young audience (children, teenagers and young adults). ... 1967 was a common year starting on Sunday of the Gregorian calendar. ...

There has been a recent resurgence of interest in what is now called old-time radio or the "Golden Age of Radio", with surviving shows being traded and collected in reel-to-reel, cassette, CD, and MP3 format. Old-Time Radio (OTR) and the Golden Age of Radio are phrases used to refer to radio programs mainly broadcast during the 1920s through the late 1950s. ... Old-Time Radio (OTR) or The Golden Age of Radio is a term used to refer to radio programs that were broadcast during the 1920s through the late 1950s (with some outlying programs produced earlier and later) in the United States, as well as the United Kingdom and Canada and... For the meaning of cassette in genetics, see cassette (genetics). ... MP3 is a popular digital audio encoding and lossy compression format invented in 1987 by the Fraunhofer Institute for Integrated Circuits in Erlangen, Germany. ...

See also

• Radio format
• Music radio
• Talk radio
• Freeform radio
• Radio Comedy
• Radio drama
• List of radio programs
• Internet radio
• List of radio networks
• List of radio stations
• List of Internet stations
• Digital audio broadcasting
• National Public Radio
• Old-time radio
• Public Radio International
• Podcast