Balsa wood is classified as a hard wood!
41
If the chemical sodium is dropped into water it will immediately and violently explode.
67
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
The only letter not appearing on the Periodic Table is the letter "J".
180
Iron weighs more after it rusts.
16
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Scientists are now able to grow 'beating' heart tissue in a lab!
162