When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Billions of neutrinos pass unnoticed through your body every second.
6
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116