Many of the products you use and foods you eat come from overseas. Many electronics are made in China. Clothes and shoes are often made in Vietnam. Bananas are grown in South America. And many medications are made in Europe.   All of these goods need to cross an ocean […]

Imagine going somewhere in a car with no one in the driver’s seat. The car drives itself along, taking you wherever you need to go. No one touches the steering wheel or pushes the pedals.   That’s the promise of fully self-driving vehicles. Many engineers say these self-driving cars are

Humans have made helmets for hundreds of years. The Greeks, Romans, Celts, and Vikings all used helmets to ride into battle. We apparently used helmets for multiple different reasons. Feathers and crests showed which army the wearer belonged to. Visors protected the eyes of jousters from enemy lances. It seems

The process of building a house today looks a lot like it did 200 years ago. Construction workers lay out walls brick by brick, board by board, until the entire house is complete. The process takes months and relies on skilled builders every step of the way.   A new

Table of Contents Professor Polar Bear and Professor Penguin were teaching a class together. The topic? Sea ice! Both were experts―Professor Polar Bear lived in the Arctic and Professor Penguin lived in the Antarctic―so they should have agreed on everything, right? Wrong! Halfway through the class, they faced off—nose to

Table of Contents How was 3D printing invented? We use three-dimensional structures every day, and even simple ones, like ballpoint pens, have dozens of parts. Metal and plastic parts are often made using molds . Metal or plastic is heated until it melts, and poured into a mold. As it

Table of Contents What are video games? Video games are one of the coolest forms of media out there! Unlike books, movies, or TV shows, video games shape themselves around you. Within the worlds they create, you can make choices, change the story, and shape the narrative. Be it undertaking

Table of Contents Introduction How do you save the world? As governments think of how to combat the climate emergency, it may seem that this challenge is too much to handle. But less than fifty years ago, the world had a similarly daunting problem to solve – and scientists, leaders,

How was the world’s first photograph made? Whether you use your phone, a DSLR, or even a film camera to take photos, the essential ingredients of photography stay the same. Photography is all about playing with and capturing light and shadows! A camera’s shutter is built to let light in,