Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
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
For every gallon of sea water, you get more than a quarter pound of salt.
45
Aluminum used to be more valuable than gold!
84
One 75-watt bulb gives more light than three 25-watt bulbs.
57
A single speck of dust is half way in size between a subatomic particle and the Earth.
15