Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
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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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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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