A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Your body is creating and killing about 2.4 million red blood cells per second.
17
Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
4