A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62
One ragweed plant can release as many as one billion grains of pollen!
51
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
No matter how cold it gets, gasoline will not freeze.
107
Liquid TIDE laundry detergent glows under a blacklight.
96
Sound travels about 4 times faster in water than in air.
408