Did you know polar bear fur is transparent? Or that gravity is the weakest fundamental force in the universe? How about that single bolt of lightning contains enough energy to to toast about 100,000 slices of bread?
We want YOUR favorite science facts! Tell us the coolest science fact you know. We want your Instagram videos, Vines, and tweets! Just tag your responses #scienceWOW to see them published right here!
Meanwhile, we're asking scientists and speakers at AAAS 2014 to give us their #scienceWOWs! Follow us on Twitter, Instagram, and Vine to see the latest #scienceWOWs.
So tell us: What's the coolest science fact YOU know?
What's the Coolest Science Fact You Know?