The only letter not appearing on the Periodic Table is the letter "J".
180
Iron weighs more after it rusts.
68
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118