Articles on Curious Kids US

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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.
Clifford Berry stands by the Atanasoff-Berry Computer. Courtesy of Iowa State University Library Special Collections and University Archives

Curious Kids: What was the first computer?

The first computer, named the ABC, was built at Iowa State University. But for a long time, few had heard of it.
It’s a simple word with a strange history. Andrii Oleksiienko/shutterstock.com

Curious Kids: Why do we say ‘OK’?

The word 'OK' has only been around for 180 years, but it's become the most spoken word on the planet.
Researchers pour a barrel of hagfish into a holding tank aboard a research vessel about 20 miles off the coast of Portsmouth, New Hampshire. AP/Steven Senne

Curious Kids: What in the world is a slime eel?

Hagfish have been called the most disgusting creatures in the ocean. But what are they?

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