Add Yahoo as a preferred source to see more of our stories on Google. Researchers in the US have uncovered evidence suggesting that Thomas Edison may have accidentally produced graphene over a century ...

Add Yahoo as a preferred source to see more of our stories on Google. New research suggests Thomas Edison’s early light bulbs may have unknowingly produced graphene more than a century ago. (CREDIT: ...

Illustrating showing Thomas Edison holding graphene on the left and a man with safety goggles holding a large blue crystal on the right Crystal craze: Fortuitous experiments led to graphene in a ...

Early carbon light bulbs may have produced graphene, since applying voltage to carbon filaments mirrors what is now called flash Joule heating. Graphene is a transparent, remarkably strong substance, ...