A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
The average temperature at 40,000 feet above sea level is -60 F.
56
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Diamonds can be shattered with a hammer.
-104
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
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
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39