Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
13
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Pure water (H2O) does not conduct electricity on its own.
46
Sound travels about 4 times faster in water than in air.
408
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5