Scientists in Germany have developed a candy that doesn't cause cavities.
11
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65