Tech Insider
child in bed holding cat
Scientists find that children can stress cats out so much that they're more likely to scratch up furniture, as a result.
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mount everest
Hundreds of people stand atop Mt. Everest each year. But far fewer summit the Seven Second Summits, the second-highest peaks on each continent that push climbers to their limits.
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A bull shark swimming on a sandy bottom of the Caribbean Sea.
A bull shark swimming on a sandy bottom of the Caribbean Sea.
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antikythera mechanism
A fragment of the 2,200-year-old Antikythera Mechanism, believed to be the earliest surviving mechanical computing device, is seen at the National Archaeological Museum in Athens.
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A hippo stands on the grass
When hippos run, they become airborne for a split second, lifting all their feet off the ground.