Scientists are now able to grow 'beating' heart tissue in a lab!
162
In zero gravity, a candle's flame is round and blue.
16
Research indicates that plants grow healthier when they are stroked.
173
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The sun is 330,330 times larger than the earth.
75
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
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Iron weighs more after it rusts.
68