There is a lot of talk about how 3D printing could revolutionize the way that we make stuff. But what is 3D printing and how does 3D printing allow us to make almost anything from nothing? Professor Tim Minshall, Head of the Institute for Manufacturing at the University of Cambridge, explains it in this video, which is targeted at school-age students.

Why do some of the national parks in the United States resemble the European Alps? Geologist Dr. Robert Darga answers this question.

Why are some rock formations and animals found on more than one continent? The explanation dates back to the Ice Age.

Geysers represent a very popular tourist attraction in Yellowstone Park. How do they work and where do they come from? And what is sandstone? The video answers these questions.

In this segment, we learn about the role weather plays in the creation of rock formations in the national parks of the United States.

We visit Bryce Canyon, where valuable fossils have helped understand the geological history of the planet. The sandstone spires of the canyon are breathtaking.

The narrator explains how the breathtaking rock formations of Antelope Canyon came to be, and why mountains around the world can provide a metaphor for human existence.

Who knows when we'll discover whether we are alone in the universe or not? Whatever the answer, the quest for more knowledge will never cease, nor grow dull.

Michael Jordan’s legendary slam dunk from the free throw line has been calculated at 0.92 seconds of pure hang time. But how many seconds could Jordan have gotten if he did the same jump on Mars? Or Jupiter?

Dolphins are one of the smartest animal species on Earth. In fact, their encephalization quotient (their brain size compared to the average for their body size) is second only to humans. But exactly how smart are they? This video shares some incredible facts about dolphins.

Let Sigrid tell you about the solar system that resolves around the Sun, including the order and characteristics of the planets within it. What is the closest planet to the Sun? What are the smallest and largest planets?

What happened when Expedition PROTECT and American Promise arrived at Jeffrey's Ledge, a marine protected area in the Gulf of Maine? The crew tells us about what they are doing and why.

Allergist Jonathan Bayuk, MD, ACAAI member, discusses the importance of deep breathing and getting up and moving if you have a respiratory infection like COVID-19.

You might have thought that “rock, paper, scissors” was a game of sheer chance, but scientists have shown that people play with a “predictable irrationality,” and that there are strategies that can help you to win.

After a seven-month journey, NASA’s Perseverance Rover successfully touched down on Mars on February 18, 2021. In this video, mission controllers at NASA's Jet Propulsion Laboratory in California celebrate landing NASA's fifth rover on Mars.

We’ve all seen footage of the first men walking on the moon... but how exactly did they get there? This video details the fascinating, many-faceted construction of the Apollo 11 spacecraft so that we can see exactly what happened in what order to make this incredible journey a reality.

Actress, author, and neuroscientist Mayim Bialik considers open relationships. While she sees the benefits, there are certainly things she doesn’t “get” about this kind of arrangement, as she sees male and female biology clearly dictating different ideals.

Mayim shares her doubts and misgivings about open relationships. It seems that for her, the commitment, predictability, and closeness of a monogamous relationship is all together more meaningful and enjoyable.

What would happen to you if a black hole the size of a coin suddenly appeared in your pocket? Let's find out!

On the most fundamental level thinkable, what are things? Why are things? And why do things behave the way they do? Here is an introduction to particle physics, with all of the vocabulary you'll need.

The Ocean Cleanup is a Netherlands-based, non-government environmental engineering organization that develops technology to extract plastic pollution from the oceans. They have developed a "passive" cleanup system that takes advantage of the natural oceanic forces of wind, water, and currents.

Fracking is a controversial topic. This animated video tries to take a neutral look at fracking. It is relevant for all of us, because of high prices for energy and the danger to our drinking water.

The "metaverse" is the latest buzzword in technology and business. But do you know what it means?

The earth's bodies of water are the focus of this film about evolution. As the narrator points out, the vast depths of the earth's oceans remain barely explored.