The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
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The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
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Lurch, a Watusi bull, had the largest horns in the world.
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A cow produces around 200,000 glasses of milk in her lifetime.
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There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
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