Optical illusions occur when what the eyes see conflicts with what the brain expects.
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Liquid TIDE laundry detergent glows under a blacklight.
96
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
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
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11