In the last 7 years, humanity has discovered 43 potentially habitable planets.
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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.
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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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Only about 2% of the world population has green eyes.
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An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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