Your brain is 80% water.
525
German chemists made a replica of a trophy the size of one molecule.
68
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
The average home creates more pollution than does the average car.
33
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