In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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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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The largest breed of rabbit is the Flemish Giant.
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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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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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