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
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
Nearly 50% of the world's scientists are assigned to military projects.
71
4.5 pounds of sunlight strike the Earth each day.
27
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5