Balsa wood is classified as a hard wood!
41
The bark of an older redwood tree is fireproof.
65
Pumice is the only rock that floats on water.
14
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
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
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
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304