Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
One 75-watt bulb gives more light than three 25-watt bulbs.
57
One third of the electricity produced on earth is used to power electric light bulbs!
75
Your brain is 80% water.
525
Liquid TIDE laundry detergent glows under a blacklight.
96
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
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
The earth is approx. 6,588,000,000,000,000,000 tons.
175