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).
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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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
Your thumb is about the same size as your nose.
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The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
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You forget 90% of your dreams.
256
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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