Articles on Curious Kids US

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Need a handkerchief? Num LP Photo/Shutterstock

Why do onions make you cry?

Like many plants, onions have defenses to ward off creatures that may want to eat them. Their secret weapon is a kind of natural tear gas.
This started as a mountain range. Bas Meelker/Shutterstock.com

Where does beach sand come from?

Sand may seem abundant when your toes are buried in it, but it's becoming scarce along many coastlines around the world.
Young Americans today are more likely to say that they’re dissatisfied with the current state of affairs. LightField Studios/Shutterstock.com

Why are kids today less patriotic?

A teen asks why so many young people don’t stand for the Pledge of Allegiance or the national anthem. The data shows that young Americans today do view the U.S. more negatively than older generations.
Blood has special traits unique to every person. TippaPatt/www.shutterstock.com

What are blood types?

Every person's blood is identified by type. Why does this matter?
A pitcher tries to throw a ball past a batter. AP Images/Eric Gay

Curious Kids: How does a curveball curve?

In baseball, a pitcher can throw a ball that seems to curve away just as it crosses the plate. How do they do it? It's all about aerodynamics.
The remotely operated vehicle Deep Discoverer captures images of a newly discovered hydrothermal vent field in the western Pacific. NOAA

Curious Kids: How deep is the ocean?

In some places, the ocean is almost 7 miles deep. Scientists exploring the ocean floor have found strange sea creatures, bizarre geologic formations and records of Earth's history.
For many older people, today’s music goes in one ear and out the other. Shutterstock.com/photograph.kiev

Why do old people hate new music?

Music doesn't get objectively worse over time. So why do older generations scoff at each new top 40 hit?

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