Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
The strangers in your dreams are actually people that you've seen in real life.
50
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
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140