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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Mars had an oxygen-rich atmosphere around 4 billion years ago
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
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