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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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
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The strangers in your dreams are actually people that you've seen in real life.
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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.
21
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3