The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Liquid TIDE laundry detergent glows under a blacklight.
96
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
The bark of an older redwood tree is fireproof.
65
Sound travels about 4 times faster in water than in air.
408