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
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
A cesium atom in an atomic clock beats over nine billion times a second.
43
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75