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How is an ice sculpture made? SciFri investigates frozen water

What's So Cool About Frozen Water? Art and science come together to uncover some ice-expert-level details in this 2012 Science Friday report. Shintaro Okamoto, founder of NYC's Okamoto Studio, and Erland Schulson, Dar...

Flying drones over the lava lake at Ambrym’s Marum Crater

...for science! Made possible thanks to camera-outfitted drones, filmmaker Sam Cossman took a team the edge of Ambrym Volcano's Marum Crater to 3D map its 7.5-mile-wide (12-kilometer) caldera and the spectacular lava ...

The Physics of Popcorn: Why Popcorn Also Jumps

What happens when a popcorn kernel pops? Heat! Pressure! The hull splits. Water vapor escapes. POP. And then there's a somersault that sends it flying in the air! But how? Watch as ScienceTake explains in detail: ...

Volcanic Eruptions 101: How It Happens

How do volcanos work? From explosive eruptions to creeping lava flows, this NYT video explains the anatomy of a volcano, and how the unseen underground variables can make it difficult to know how a volcano might behav...

Science Take: The Hidden Complexities of the Simple Match

Schlieren flow visualizations illuminate a world of activity that we almost never pay attention to, even when we're causing it to happen. Simple things like breathing, sneezing, clapping hands, or just producing heat ...

To the Scientists of the Future: Materials science with EUPHRATES

Created by EUPHRATES and Masahiko Sato for Japan's National Institute for Material Science (NIMS), these three "To the Scientists of the Future" short films are a mesmerizing combination of materials research innovati...

The Grand Prismatic Spring: One of Nature’s Most Amazing Sights

Yellowstone National Park's Grand Prismatic Spring may be the nation's largest hot spring, but it's primarily known for its vibrant rainbow of colors. Created by the unique bacteria and algae that live within each hue...

It’s Okay to Be Smart: Why Do Clouds Stay Up?

Clouds are filled with so many water droplets that they're actually heavy... like 100 elephants heavy or a 747 airplane heavy! So why don't clouds fall out of the sky? It's Okay to Be Smart's Joe Hanson explains every...

At-Bristol: How to make a hot air balloon

What is a hot air balloon made of and how are they made? Find out as At-Bristol Science Centre's Ross Exton visits Cameron Balloons, one of the world's oldest hot air balloon manufacturers, to learn more about the mat...

Power of Optics: A light-powered Rube Goldberg machine

In this commercial for au Hikari, one of Japan’s high-speed optical internet service providers, a Rube Goldberg machine is "powered" by a single beam of light that travels via mirrors, magnifying glasses, and reflecti...

A match being struck as seen with Schlieren technique

From RMIT University, watch a match being struck and lit, captured by a technique called Schlieren flow visualization. From FY! Fluid Dynamics: The schlieren optical technique is ideal for visualizing differences ...

Summertime Science: Sunburn, Sweat, and Wrinkly Fingers

Why do we sweat? Why do our fingers wrinkle in water? Why do we get sunburns? Joe Hanson explains it all in this summer science episode of It's Okay to Be Smart. Bonus: find out what those SPF numbers mean on your sun...

Why do ice cubes crack in drinks?

Here's an easy experiment: Take ice straight from the freezer and drop it in a glass of water. Listen and watch for the crack. Why does it do that? Professor Martyn Poliakoff of the Periodic Table of Videos team e...

The Burrowing Owl’s Cozy Underground Home

Owls that live underground! The Burrowing Owl's Cozy Home is a vacant prairie dog hole, a cool alternative (around 59F or 15C) to the extreme heat above ground. They eat small rodents, insects, amphibians, and reptile...

Amazing Chinese Popcorn Cannon

This street vendor makes popcorn with an explosive, pressure-cooking, popcorn cannon contraption, a centuries-old method. The video was filmed in Zhengzhou, China, but we’ve watched vid...

Skunk Bear’s Click to Enlarge: Popcorn

From NPR’s Skunk Bear, POP in and watch the science and history of popcorn, explained with the assistance of a microscope and a high speed camera. Click to Enlarge: Popcorn. Thanks, Heathe...

Match burning in slow motion

What’s happening when a match is lit? From Answers.com:  Matches contain sulfur, glass powder, and an oxidizing agent as the components in the match head. When you strike a match, the ...

What is a Volcano?

What is a Volcano? from Twig World Films. 

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