A cubic yard of air weighs about 2 pounds at sea level.
31
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
Most dust particles in your house come from dead skin.
48
The force of a suction cup is calculated using F=AP.
15
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Iron weighs more after it rusts.
16