Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
4.5 pounds of sunlight strike the Earth each day.
27
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
The force of a suction cup is calculated using F=AP.
15
Sound travels fifteen times faster through steel than through air.
134
Sound travels about 4 times faster in water than in air.
408