Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The bark of an older redwood tree is fireproof.
65
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Iron weighs more after it rusts.
16
Hot water can freeze faster than cold water.
181
Nearly 50% of the world's scientists are assigned to military projects.
71