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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A cow produces around 200,000 glasses of milk in her lifetime.
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The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
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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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