The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
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
A cubic yard of air weighs about 2 pounds at sea level.
31
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Most dust particles in your house are made from dead skin!
67
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9