At room temperature, the average air molecule travels at the speed of a rifle bullet.
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Aluminum used to be more valuable than gold!
84
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One cubic foot of gold weighs more than 1,200 pounds!
78
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
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17