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Artículos sobre Curious Kids

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The jet stream can have a big impact on how long a plane ride will last. Aeroprints via Wikimedia Commons

Why does it take longer to fly from east to west on an airplane?

When planes fly from east to west, they are flying against a river of air called a jet stream. These air currents can make your flight longer or shorter, depending on which way you are going.
David Clode/Unsplash

Curious kids: how do gills work?

Rather than breathing in and out through the mouth, fish use a one-way system, passing water in one direction over their gills.
Children begin to learn grammar well before they start school, when they craft their first short sentences. RonTech2000/iStock via Getty Images Plus

Why does grammar matter?

Grammar isn’t a way to bully people for making mistakes, says a longtime English instructor. It is a way to understand how our language operates, in all its many written and spoken varieties.
A tiger’s vertical stripes help it blend in with trees and grasses in its homelands in Asia. Frédéric Soltan/Corbis via Getty Images

Why do tigers have stripes?

How do tigers – a top predator – successfully hunt their prey when they have bright orange fur? The secret’s in their stripes!
Geese fly day or night, depending on when conditions are best. sharply_done/E+ via Getty Images

How do geese know how to fly south for the winter?

Geese honk loudly and point their bills toward the sky when they’re ready to start the migration. Here’s how they know it’s time, how they navigate and how they conserve energy on the grueling trip.

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