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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Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
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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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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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The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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