The bark of an older redwood tree is fireproof.
65
One cubic foot of gold weighs more than 1,200 pounds!
78
A cubic yard of air weighs about 2 pounds at sea level.
31
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Most dust particles in your house come from dead skin.
48