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
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
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
Cold water weighs more than hot water.
93