The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Iron weighs more after it rusts.
68
Research indicates that plants grow healthier when they are stroked.
173
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Nearly 50% of the world's scientists are assigned to military projects.
71
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10