The only letter not appearing on the Periodic Table is the letter "J".
180
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The smell of freshly cut grass is actually a plant distress call.
31
Scientists are now able to grow 'beating' heart tissue in a lab!
162
4.5 pounds of sunlight strike the Earth each day.
27
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Pumice is the only rock that floats on water.
14
Balsa wood is classified as a hard wood!
41