Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The bark of an older redwood tree is fireproof.
65
In zero gravity, a candle's flame is round and blue.
16
One 75-watt bulb gives more light than three 25-watt bulbs.
57
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
For every gallon of sea water, you get more than a quarter pound of salt.
45