Artificial sunlight is the use of a light bulb to emulate the power of the sun. It is frequently used in greenhouses, tanning salons, and other places. The light bulb is one of the most significant inventions in the history of the human race, illuminating the darkness of the evening and bringing light indoors at all times in order focus on the task at hand. ... The Sun is the star of our solar system. ... A greenhouse in Saint Paul, Minnesota. ...

Although the effects of the sun's rays and its relative brightness can be emulated, it is impossible to create a light source as bright or intense as the sun itself. This is why, upon emerging from a fully lit room, people often find that their eyes must adjust to the brighter sunlight regardless of how brightly lit the room was. Prism splitting light Sunlight in the broad sense is the total spectrum of electromagnetic radiation given off by the Sun. ...