The average temperature at 40,000 feet above sea level is -60 F.
56
The bark of an older redwood tree is fireproof.
65
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
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
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The only letter not appearing on the Periodic Table is the letter "J".
180
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