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Articles sur Curious Kids

Affichage de 121 à 140 de 675 articles

Cash is pretty convenient. Dilok Klaisataporn/EyeEm via Getty Images

Why does money exist?

Paying for the stuff you want with currency is way easier than relying on chairs you made or chickens you raised.
Science shows that humans are happier and healthier around other animal and plant species. Artur Debat/Moment via Getty Images

Do humans really need other species?

People wouldn’t last long without the countless other species we depend on for survival.
Dogs use their tails to communicate. Eastimages/Moment via Getty Images

Why do animals have tails?

An anthropologist explains some of the many ways animals use their tails, from balancing as they walk to attracting a mate.
A great hammerhead shark’s two eyes can be 3 feet apart on opposite sides of its skull. Ken Kiefer 2/Image Source via Getty Images

Why do hammerhead sharks have hammer-shaped heads?

The first hammerhead shark was likely the result of a genetic deformity. A biologist explains how shark DNA reveals hammerheads’ history.

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