The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Sound travels about 4 times faster in water than in air.
408
One third of the electricity produced on earth is used to power electric light bulbs!
75
Diamonds can be shattered with a hammer.
-104
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Scientists are now able to grow 'beating' heart tissue in a lab!
162