Did you know that the scientist who invented germ theory was disbelieved for over a decade? There are many brilliant scientists whose genius wasn't believed until many years later. Join Hank Green for ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Whether it’s a medicine that has saved countless lives or an equation that helped propel the evolution of ...

History is full of amazing Black scientists whose lives and accomplishments have routinely been ignored and forgotten because of their race and gender. But being overlooked doesn’t mean they have not ...

Uncover the quirks of history's inventors in "25 Weird Facts of Our Great Inventors" WATCH OUR OTHER VIDEOS: ►25 Quirky And ...