You will experience the billionth second of your life when you are 31 years old.
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Shirley Henderson, the girl who played Moaning Myrtle (the ghost in the bathroom) was actually 37 years old when she played the character in the Harry Potter series.
8
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
According to official documents, Luo Meizhen was born in 1885, which would make her 127 years old when she died in 2013 and the oldest person ever to have lived.
9