The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Mars had an oxygen-rich atmosphere around 4 billion years ago
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
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Cows can sleep standing up, but they can only dream lying down.
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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.
4
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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