In zero gravity, a candle's flame is round and blue.
16
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
The average temperature at 40,000 feet above sea level is -60 F.
56
Scientists are now able to grow 'beating' heart tissue in a lab!
162
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Sound travels fifteen times faster through steel than through air.
134
Balsa wood is classified as a hard wood!
41
The sun is 330,330 times larger than the earth.
75