The only letter not appearing on the Periodic Table is the letter "J".
180
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
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
Iron weighs more after it rusts.
68
The average temperature at 40,000 feet above sea level is -60 F.
56
Research indicates that plants grow healthier when they are stroked.
173