It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
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Your body is creating and killing about 2.4 million red blood cells per second.
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An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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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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