A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Pure water (H2O) does not conduct electricity on its own.
46
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Pumice is the only rock that floats on water.
14
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
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
Sound at the right vibration can bore holes through a solid object.
134
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5