Your body is creating and killing about 2.4 million red blood cells per second.
17
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Cows can sleep standing up, but they can only dream lying down.
745
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31