Sound travels about 4 times faster in water than in air.
Scientists aren't sure what color dinosaurs were.
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
The only letter not appearing on the Periodic Table is the letter "J".
The earth is approx. 6,588,000,000,000,000,000 tons.
Research indicates that plants grow healthier when they are stroked.
Scientists are now able to grow 'beating' heart tissue in a lab!
The storage capacity of human brain exceeds 4 Terrabytes.
Sound at the right vibration can bore holes through a solid object.
Sound travels fifteen times faster through steel than through air.
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!