Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
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
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
A cubic yard of air weighs about 2 pounds at sea level.
31
The storage capacity of human brain exceeds 4 Terrabytes.
140
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Most dust particles in your house are made from dead skin!
67
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21