Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Sound travels about 4 times faster in water than in air.
408
4.5 pounds of sunlight strike the Earth each day.
27
Sound travels fifteen times faster through steel than through air.
134
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
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
