If the chemical sodium is dropped into water it will immediately and violently explode.
67
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Hot water can freeze faster than cold water.
181
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
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
The only letter not appearing on the Periodic Table is the letter "J".
180