The world's longest traffic jam took place in Beijing, China. It was over 60 miles long and lasted 11 days.
15
In 2011, there were 3 known cases around the world of twins coming from different fathers.
30
Mathematical proof that 1+1=2 takes 162 pages to explain in the three volume work “Principia Mathematica”.
35
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6