Sound travels about 4 times faster in water than in air.
408
Iron weighs more after it rusts.
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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 Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
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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
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Sound travels fifteen times faster through steel than through air.
134
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16