The only letter not appearing on the Periodic Table is the letter "J".
180
The average temperature at 40,000 feet above sea level is -60 F.
56
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
4.5 pounds of sunlight strike the Earth each day.
27
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Most dust particles in your house come from dead skin.
48
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42