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
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
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