Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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