Diamonds can be shattered with a hammer.
-104
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Most dust particles in your house come from dead skin.
48
Hot water can freeze faster than cold water.
181
A cesium atom in an atomic clock beats over nine billion times a second.
43
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55