When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One cubic foot of gold weighs more than 1,200 pounds!
78
Cold water weighs more than hot water.
93
Scientists aren't sure what color dinosaurs were.
312
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
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
Liquid TIDE laundry detergent glows under a blacklight.
96