The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
German chemists made a replica of a trophy the size of one molecule.
68
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Pumice is the only rock that floats on water.
14