Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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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 strangers in your dreams are actually people that you've seen in real 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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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
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