Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
The only letter not appearing on the Periodic Table is the letter "J".
180
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The average temperature at 40,000 feet above sea level is -60 F.
56
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116