At the same time that fire was invented, since any fire gives off light. Perhaps 600,000 years ago or so.
At the beginning of time.
1547
Neon Striker invented the neon light bulb in 1837.
Telephone The telephone was invented in 1876.The light bulb was invented in 1879. The microwave was invented in 1945.
Henricg Globel invented the first true light built in 1854 in Germany.
Thomas Alva Edison
who envented light meter
who invented the white light
thomas Edison invented the light ballWRONG Tomas Edison invented the light BULB!!!! NOT LIGHT BALL
The first traffic light was invented in December 10, 1868. The electric traffic light was invented in 1912. The Automatic Traffic light was invented in 1927.
Garret A. Morgan invented the taffer light
If you meant to say WHEN was the light bulb invented, it was invented October 22, 1879.
Robert Hooke invented the first light microscope
December 24,1877 he invented the light bulb.
Johann Wilhelm Ritter invented ultraviolet light
Absorpbtion of light doesn't have to be invented. It's a natural characteristic of both light and matter.
Thomas Edison invents the light bulb.
It was George Claude who invented the neon light in 1910.
If you are asking about a traffic light then it was invented to prevent car accidents.