Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Iron weighs more after it rusts.
16
Sound at the right vibration can bore holes through a solid object.
134
The earth is approx. 6,588,000,000,000,000,000 tons.
175
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17