The only letter not appearing on the Periodic Table is the letter "J".
180
The bark of an older redwood tree is fireproof.
65
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
The force of a suction cup is calculated using F=AP.
15
Liquid TIDE laundry detergent glows under a blacklight.
96
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
The earth is approx. 6,588,000,000,000,000,000 tons.
175