In the Know

Better Buckle Up!

Have you ever flown on an airplane? Sometimes the flight can get a bit bumpy. And it can seem to come out of nowhere. This can be alarming, but a recent study shows that it … Read more

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What Is a Solar Eclipse?

On April 8, 2024 many people in the U.S. experienced a total solar eclipse. A total eclipse is a rare event. They happen in the same location on Earth about once every 375 years. And … Read more

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Cleaning Up the Oceans

The world’s oceans are in trouble. Millions of tons of plastic pollution [harmful substances in the environment] enter the oceans each year. Most of it gets swept into “garbage patches” such as the Great Pacific … Read more

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What Does It Take to Reach the Top?

Mount Everest is the highest point on Earth. It is 8,850 meters (29,035 feet) above sea level. Reaching its majestic peak is the ultimate challenge for climbers. With the climb comes many dangers. Avalanches are … Read more

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3-D Printing Basics

Have you ever seen a 3-D printer at work? It is amazing! It prints layer after layer, one on top of another. Before your eyes, a detailed 3-D object takes shape. 3-D stands for three-dimensional. … Read more

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Talking to Whales

What can you learn from talking to whales? Lots! In a recent study, scientists had a 20-minute conversation with a whale. They hope to use what they learned from this conversation to learn more about … Read more

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Snow Science

Have you ever tried to walk in deep snow? It’s not easy. Every step you take, you sink down into the snow. This can make getting around in the snow almost impossible. Fortunately, long ago … Read more

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Chemistry is Everywhere

What is chemistry? Is it a scientist in a lab coat? A flask with a colorful liquid in it? Yes. All of these things are chemistry. Chemists often work in a lab and use equipment … Read more

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What Is an Ice Age?

Did you know that we are in an ice age right now? It’s true! An ice age is a long period of time when Earth’s temperatures are colder and ice covers much of the land. … Read more

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What Is a “Gravity Hole”?

How would you describe Earth’s shape? Most would say it is round or shaped like a ball. But experts describe its shape as a “lumpy potato.” It is flatter at the poles and wider in … Read more