Sound travels fifteen times faster through steel than through air.
134
Scientists aren't sure what color dinosaurs were.
312
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304