The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The bark of an older redwood tree is fireproof.
65
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Sound at the right vibration can bore holes through a solid object.
134
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17