Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
If the chemical sodium is dropped into water it will immediately and violently explode.
67
A cesium atom in an atomic clock beats over nine billion times a second.
43
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Aluminum used to be more valuable than gold!
84