One cubic foot of gold weighs more than 1,200 pounds!
78
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Iron weighs more after it rusts.
68
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
The average temperature at 40,000 feet above sea level is -60 F.
56
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24