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
You forget 90% of your dreams.
256
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82