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
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Liquid TIDE laundry detergent glows under a blacklight.
96
Most dust particles in your house come from dead skin.
48
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114