When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One barrel of petroleum holds 42 gallons.
20
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Scientists in Germany have developed a candy that doesn't cause cavities.
11
The average home creates more pollution than does the average car.
33
The only letter not appearing on the Periodic Table is the letter "J".
180
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
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