Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Pumice is the only rock that floats on water.
14
No matter how cold it gets, gasoline will not freeze.
107
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
One third of the electricity produced on earth is used to power electric light bulbs!
75
Cold water weighs more than hot water.
93