Brass doorknobs automatically disinfect themselves in about 8 hours.
18
According to studies, men change their minds two to three times more often than women.
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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
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
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38