In the Know

Dr. Andrea Mia Ghez Discovers Giant Black Hole

Have you ever heard of a black hole? Black holes are objects in space. They have so much gravity, not even light can escape them. Scientists recently found a giant black hole. It is at the center of our galaxy, the Milky Way. It has more than … Read more

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What Is Gratitude?

During the holidays, we often feel grateful. But experts tell us that it is good to have gratitude all the time, not just at the holidays. What exactly is gratitude? It’s being thankful for the … Read more

Rosa Parks, Martin Luther King, Jr., Lyndon Johnson
In the Know

How Did Rosa Parks Start a Movement?

In 1955, Rosa Parks lived in Montgomery, Alabama. The laws there segregated, or separated, White and African Americans. White and African American students, for example, went to different schools. African Americans could not eat at … Read more

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The Science of Food

You probably like to eat pizza. But do you like to make it? If you do, you are a chef and a scientist! When you make pizza dough, you mix yeast with water. This makes … Read more

Braille typewriter
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Forget Me Not Day and Braille

November 10 is a special day called Forget Me Not Day. It’s a day that we reach out to other people. It’s fun to get letters from people. We know they are thinking of us. … Read more

Swing State Map
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What Is a Swing State?

You might have heard the words “swing state” in the news. What is a swing state? People in the United States vote for President. In 48 states, the winner of the votes in the state … Read more

In the Know

Fight or Flight?

Have you ever wondered why we feel fear? Feeling afraid is a survival mechanism [a system of parts working together]. Our brains are equipped with a fight-or flight response. This response lets us fight a … Read more

Hispanic businessman talking on telephone
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The Economy and the Stock Market

In the news, you might hear the words stock market and economy. What do these terms mean? How are they different? Economy An economy is a system in which people earn money to pay for … Read more

Girl picking an apple
In the Know

Fall Fun During COVID-19

For many people, fall is a time for parties and fun with families and classmates. This year, though, many people are practicing social distancing. Social distancing doesn’t mean you can’t have fun! It’s great to … Read more