If the chemical sodium is dropped into water it will immediately and violently explode.
67
One ragweed plant can release as many as one billion grains of pollen!
51
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Hot water can freeze faster than cold water.
181
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16
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
One barrel of petroleum holds 42 gallons.
20