People usually discover the light shortly after they are born.
Your question is too broad to give a real answer. Please reword it to a specific question, and repost. Start by specifying which light you are asking about.
Some of the very early forms of life on earth were sensitive to light so it was discovered millions of years ago.
Light microscope were used to discover cells
when he had sex with your mom
melvinCalvin
i have no idea lol
Light microscope were used to discover cells
plants need light
a giant bear
In 1676 he made the first quantitative measurements of the speed of light.
Light bulb (ac current)
newton
If you want to discover fire, light a match. South Jersey rocker Darin Geltzer, along with his band, "Matching Bandages" perform a song called light a match.
yes he did