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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If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
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Cows can sleep standing up, but they can only dream lying down.
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The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
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The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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