The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Scientists aren't sure what color dinosaurs were.
312
Hot water can freeze faster than cold water.
181
Scientists are now able to grow 'beating' heart tissue in a lab!
162
No matter how cold it gets, gasoline will not freeze.
107
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Balsa wood is classified as a hard wood!
41
A cesium atom in an atomic clock beats over nine billion times a second.
43