Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Sound travels about 4 times faster in water than in air.
408
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
Most dust particles in your house come from dead skin.
48