Pure water (H2O) does not conduct electricity on its own.
46
The earth is approx. 6,588,000,000,000,000,000 tons.
175
One cubic foot of gold weighs more than 1,200 pounds!
78
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
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