When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Sound at the right vibration can bore holes through a solid object.
134
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
A cesium atom in an atomic clock beats over nine billion times a second.
43
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Out of all the senses, smell is most closely linked to memory.
146
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20