Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The only letter not appearing on the Periodic Table is the letter "J".
180
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Nearly 50% of the world's scientists are assigned to military projects.
71
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116