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
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Nearly 50% of the world's scientists are assigned to military projects.
71
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The force of a suction cup is calculated using F=AP.
15
The storage capacity of human brain exceeds 4 Terrabytes.
140