Showing results for "Science" in Inventions & Inventors

Nikola Tesla was a scientist and inventor in the late 1800s and early 1900s. Among his many inventions and experiments, he helped create the modern electricity system. Learn more about Tesla's life as a famous inventor!

Hear about some of the world's most messed-up medical mishaps. Find out how each procedure, tool, or surgery failed, the basic science that was missed, and what doctors learned from their mistakes.

Militaries use robots and drones in the air, on the ground, and underwater all around the world. Drones spy on targets and robots disable bombs to get the job done!

Frank Zamboni created the ice-resurfacing machine, and ice-based sports would never be the same!

Thomas Edison wasn't just an inventor. He was also a physicist and businessman. Young listeners will discover how he became a great scientist whose inventions made a better life for most everyone.

The city of Paris wanted to tear down the Eiffel Tower! Gustave Eiffel, an engineer and amateur scientist, had built the incredible structure for the 1889 World's Fair. Created using cutting-edge technology, it stood taller than any other building in the world! More than a million delighted people flocked to visit it during the fair. But the officials wondered, beyond being a spectacle, what is it good for? It must come down!

You probably use Wi-Fi all the time to connect to the internet through your laptop, tablet, or phone. It's easy. Wi-Fi hotspots surround you as you go through your day—from school to a pizza place or coffee shop, and then back home. Not so long ago, the internet wasn't as accessible. Find out how Wi-Fi works, how it became commonplace, and what it might do for you in the future.

Imagine you arrive at school and realize you forgot to feed the dog. No problem. Pull out your phone and command the dog dish to dispense a serving of food. That's all there is to it—if you live a smart home. What once sounded like science fiction is now a reality for some families.

A virtual assistant by any name—Alexa, Siri, whoever—can be a sweet addition to your home. You might use one for simple jobs like playing music or streaming podcasts. And you might use one to communicate with friends and remind you about homework coming due while helping you make your breakfast. Find out how digital assistants work and what the future might hold for this part of a high-tech home.

Streaming puts a world of options at your fingertips when you’re at home and, with a smartphone or tablet, when you're on the go. Find out how streaming was invented, how it works, and what the future might hold for this part of a high-tech life.

How did forgetting to wash a jar make cars safer? A scientist named Édouard Bénédictus accidentally dropped a plastic-coated flask that did not break. This invention was tested and engineered to help today's windshields protect drivers better.

Why would Geoffrey Pyke propose a strange idea like building an aircraft carrier from a mixture of ice and wood pulp?

Madam C. J. Walker invented a line of African American hair products and cosmetics that led her to become the first self-made female millionaire.

In medicine, machines can be used to take detailed pictures of bones and even to save people’s lives. Listen to learn about the marvelous machines of modern medicine, like the defibrillator, the x-ray machine, and more!

Hear about some of the world's greatest gadget disasters. Find out how each gadget failed, what went wrong with its design or manufacture, and what programmers learned from their mistakes.

Our world is teeming with robots. Robotic arms build cars in factories. Military robots disarm bombs in war zones. And robot vacuum cleaners suck the dirt off our floors. But how do all of these robots work? From their computer brains to their super sensors, learn how robots are changing the world we live in.

Have you ever seen a John Deere tractor? John Deere’s farm equipment brand is famous around the world, but it wasn’t an easy path to turn his ideas into reality. Listeners will love learning the story behind the name as they follow along with John’s beginnings as a blacksmith, obstacles in business, and eventual massive success.

Do you have a need for speed? Does power make your heart pound? In Zoom It, you’ll invent a gas-powered boat, a catapult, an electric car, and many other amazing moving contraptions. When it comes to inventing, your imagination has no limits!

Have you ever had an idea for a new product or service? That is the first step towards becoming an inventor! Learn the process of inventing something new to solve an everyday problem. Brainstorm! Draw! Make a model! Test! Does it solve the problem? Become an inventor today!

Did you know anyone can become an inventor? Being an inventor is all about solving problems in your everyday life. Inventing means you come up with lots of ideas using your creativity. Follow along in this activity to learn the steps to solve a problem and to improve the world around you!