Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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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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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
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Cows can sleep standing up, but they can only dream lying down.
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The strangers in your dreams are actually people that you've seen in real life.
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