Résultats de "Liz Huyck" dans Toutes les catégories

Dogs have many abilities, along with being super cute–they have great noses that can sniff out smells that humans can’t!

What happens when the trash you throw out is picked up by the garbage truck? Where does it go? Once the garbage truck picks up the trash in your neighborhood, it goes on a journey to be broken down. A recycling truck might pick it up and make new things or it may be used for a compost heap, or maybe it goes to a landfill where it’s covered with dirt. Find out what happens when a landfill is full!

Did you know some birds can grow thousands of feathers? Find out the different jobs feathers have to help a bird fly. Learn the differences between primary feathers and tail feathers in a bird’s flight.

Even without cars or electricity, the Ancient Greeks had some pretty great thinkers. One of the greatest mathematical thinkers was Archimedes. Why do we always remember Archimedes yelling out "Eureka!" in the bathtub? Listen and find out!

Have you ever wondered how the Hoover Dam was built? Follow along as the Colorado River itself tells you its story! A lot of work went into the construction of this giant dam, but it was worth it—we now have Lake Mead and a way of converting the river’s energy into electricity!

From water, to paint, to breakfast cereal, who could have guessed that all of these things have metal in them? There's metal all around! This story includes a fun experiment to pull iron out of cereal.

When on land, rivers, lakes, and oceans appear flat. With the aid of satellites, these bodies of water appear to have many designs! Explore the art of nature and how satellites detect the temperature of the many bodies of water around the globe.

Have you ever wondered how a river forms, which animals live near rivers, or where those rivers lead? Rivers are a vital part of life and the ecosystem. Rivers help transport water to humans and animals as well. It can also be used to create energy. Water from rivers can end up in many different places downstream!

Inventing is all about ideas—ideas for making products better or creating new ones. To put these ideas into action, young inventors need tools for tinkering. Find out how to put together your own inventor's workshop with simple tools and common household objects.

People have always liked to know what's going on in the outside world. Today we can instantly access the news through the Internet. But how did people get the news before cell phones and TV? From ancient Rome to newspapers and telegraph machines, this story takes a brief look at how people have gotten the news throughout history.

If you want to know what's going on, you check the news. But where does the news come from? Where do the reporters get their stories? Reporters ask five basic questions during an interview to gather all the facts and follow a few rules to keep the news truthful and fair.

Making the perfect mirror surface of Chicago's Cloud Gate sculpture took a lot of work.

Electrons are extremely tiny charged particles that we can push around with magnets. This provides us with electricity.

When light has more energy, it creates short waves. When it has less energy, it has long waves. But only a small amount of these waves are visible to humans.

Ice is nice, everyone agrees (in summer, anyway). But what is it, exactly?

Do you know how a star is born? Meet Stella, the star! Follow her as she shows you how stars form, live, and eventually go supernova! You will learn these processes as you meet her family—the Sun, Big Blue, and Supergiant. You will see how these different kinds of stars are able to use forces, such as gravity, atoms, and different elements help to create the beautiful night sky. Stella will help you understand how the millions of stars are able to dazzle you every night.

Throughout history, people have loved practical jokes. Listen about a few of the more well-known jokes and pranks throughout history, including unicorns on the moon, a boat-car, and the Loch Ness monster.

Two coins are face-up side by side. What will happen if you roll one coin around the top of the other? Will the head be right-side up? Or upside-down?

Tiger sharks eat almost anything they can catch. But the practice of dumping garbage in oceans is harmful to these predators who tend to eat something without realizing it isn’t food. This causes tiger sharks to eat license plates and other non-food items they cannot digest.

Not all gasses are the same, some are heavier than others. But how can you tell which gasses are heavier and which are lighter? This experiment will prove which gas is heavier: air or carbon dioxide.