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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Mars had an oxygen-rich atmosphere around 4 billion years ago
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The largest breed of rabbit is the Flemish Giant.
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No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
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Cows can sleep standing up, but they can only dream lying down.
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