Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A cubic yard of air weighs about 2 pounds at sea level.
31
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Billions of neutrinos pass unnoticed through your body every second.
6
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Sound at the right vibration can bore holes through a solid object.
134