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
Scientists aren't sure what color dinosaurs were.
312
Scientists are now able to grow 'beating' heart tissue in a lab!
162
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
A cesium atom in an atomic clock beats over nine billion times a second.
43
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38