Your brain is 80% water.
525
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Sound at the right vibration can bore holes through a solid object.
134
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75