It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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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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A cow produces around 200,000 glasses of milk in her lifetime.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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