Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
4.5 pounds of sunlight strike the Earth each day.
27
One cubic foot of gold weighs more than 1,200 pounds!
78
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
Most dust particles in your house are made from dead skin!
67
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114