Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
German chemists made a replica of a trophy the size of one molecule.
68
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
In zero gravity, a candle's flame is round and blue.
16
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The sun is 330,330 times larger than the earth.
75