The bark of an older redwood tree is fireproof.
65
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79