The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
For every gallon of sea water, you get more than a quarter pound of salt.
45
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Sound travels about 4 times faster in water than in air.
408
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89