Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Nearly 50% of the world's scientists are assigned to military projects.
71
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Research indicates that plants grow healthier when they are stroked.
173
A single speck of dust is half way in size between a subatomic particle and the Earth.
15