In the News

3, 2, 1, Lift Off!

Have you ever looked up at the night sky and wished you could go to space? Scientists have designed a spacecraft that could make that possible! The SpaceX Crew Dragon was designed to take ordinary … Read more

In the Know

Who Was Emmett Chappelle?

Emmett Chappelle was a scientist who was born in Phoenix, Arizona. He grew up in a time when schools were segregated. This meant that he attended an all-Black high school. In 1966, he began working … Read more

In the News

If You Can Think It, You Can Print It

You have probably heard about 3D shapes like spheres and cylinders in math class, but have you ever heard of 3D printing? A regular printer prints flat, two-dimensional images on paper. 3D stands for “three-dimensional.” … Read more

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Crack! Sizzle! Boom!

Fireworks are a fantastic outdoor show. Their bright bursts of color and loud booms can be seen and heard at Fourth of July and New Year’s Eve celebrations across the United States. But do you … Read more

In the News

Safe Paths in Space

Close your eyes. Picture yourself running through a field covered with trash. It would be dangerous! You could trip or get cut as you ran through the garbage. This same problem happens in space! Satellites … Read more

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Syncing Fireflies

Have you ever seen so many fireflies? These fireflies are different from the ones you might see on a summer night. They are called synchronous fireflies because they “sync” their flashing and all flash at … Read more

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Less Travel Helps Clean the Air

What Is Nitrogen Dioxide?  You can’t see nitrogen dioxide. It’s a gas made by cars, trucks, buses, power plants, and factories. Too much nitrogen dioxide causes smog and acid rain. It can make people sick, too. Nitrogen dioxide is partly to blame for … Read more

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How Do People Use Lasers?

A laser is a thin, powerful beam of light. Lasers use mirrors to focus light energy. People use lasers every day. You may even have a laser at home. A DVD player uses a laser to read the information on … Read more

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Happy Earth Day!

Earth is worth celebrating. It’s the only planet we can call home! Earth is not too hot and not too cold. One thing that keeps Earth from getting too cold is its atmosphere [layer of … Read more

In the News

A Healthy Diet Means a Healthy Planet

What you eat matters. Every food choice you make can even help fight climate change. Researchers at Johns Hopkins University analyzed 140 diets across the world. They concluded that all the diets contributed to climate … Read more