Topic: water

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How Do Greenhouse Gases Actually Work?

The Earth and the Moon are essentially the same distance from the sun, yet the two rocks have very different surfaces thanks to our Earth's atmosphere. It shields us during the day, and at night, it traps enough heat ...

Explore wastewater treatment with LeVar Burton & Reading Rainbow

How do we use technology to turn human waste into water that we can drink? This Reading Rainbow field trip is an excellent introduction to how we use bacteria, solar power, oxygen, gravity, chlorine, and more to reuse...

Underwater Bigeye trevally fish tornado in Baja California Sur

This underwater fish tornado appears to be a swarm of Bigeye trevally or Jureles in Cabo Pulmo Reef, Baja California Sur. It was filmed by Liquid Productions' underwater director, videographer, and photo instructor Be...

Red PaperBridge, a temporary installation by Steve Messam

A red paper foot bridge arcs across a small river in the Grisedale Valley in Cumbria. Accessible by a 2 mile walk from the town of Patterdale, it sits in nature as a bright tribute to its natural surroundings, as well...

Odyssey: A universe of ink, oil, soap, and glitter in macro detail

Made with a mix of ink, oil, soap, and glitter, art director Ruslan Khasanov has filmed a sparkling experimental video that explores how the fluids interact with each other in macro detail. This is Odyssey. ...

Underwater Dogs in Slow Motion – Earth Unplugged

If seeing dogs move in slow motion is fun, then seeing dogs move in slow mo underwater is even better. Plus, these adorable canines are benefiting from the exercise of swimming in the pool. In this episode of Earth Un...

Demo of the FloWave Ocean Simulator & the AMOEBA wave pool

Filmed by The School of Physics & Astronomy at the University of Edinburgh, this is the FloWave Ocean Simulator, a 2.4 million liter (634,013 gallon) controllable research pool for testing devices and prototypes in wa...

Reflections from Uyuni –  Water across the world’s largest salt flat

Reflections from Uyuni, a collection of surreal scenes from Bolivia, South America that showcase the Salar de Uyuni. At 10,000 km2 (just under 4,000 square miles), it's the world's largest salt flat. The reflection...

The Four Spheres (Geo, Bio, Hydro, & Atmo) with Crash Course Kids

The ground or geo-sphere, water or hydro-sphere, air or atmo-sphere, and life or bio-sphere: Earth and everything on it can be organized into these four distinct yet interconnected subsystems. Knowing more about each ...

The art of suminagashi or Japanese paper marbling

Watch artisan Tadao Fukuda as he creates beautiful handmade marbled papers, an art called suminagashi (墨流し) in Japanese. From echizenwashi.jp: Mr.Fukuda is in his eighties and very energetic to have had his marb...

Antarctica by drone – Tour our 5th largest continent from above

Fly through ice formations and see the seemingly-endless landscapes in context of boats and people, from the huge icebergs extending down into the deep blue water, to the snow-covered mountains, to the whales swimming...

Emperor Penguins Speed Launch Out of the Water

We've seen a video of penguins rocketing out of the water as if powered by jets, but we've never seen it happen from underwater... until now. In this National Geographic clip, photographer Paul Nicklen captures how th...

Physics Girl: Seven surface tension experiments

This Physics Girl video highlights seven different surface tension experiments that you can easily try at home or in the classroom. Have any of these around? A plate, a glass, a penny, an index card, a paperclip, an e...

Deepwater Horizon oil spill: Where did the oil go?

In April of 2010, a BP Deepwater Oil rig in the Gulf of Mexico exploded, killing eleven workers and unleashing an unprecedented amount of sticky black crude into the gulf waters, beaches, wetlands, and surrounding eco...

Close encounters of the giant kind: Diving with a whale shark

Whale sharks are gentle giants (much like the basking shark), and in this Earth Touch video, we get to see one up close as a cameraman narrates his surprise swim with the planet's biggest fish. How big? Whale sharks a...

How do you find water bears (tardigrades) in the wild?

Tardigrades (also called water bears or moss piglets) refer to over 1,150 species of microscopic aquatic animals that can be found in moss, ferns, lichens, soil, beaches, dunes, and other damp habitats all over the pl...

Stanford researchers solve the mystery of the dancing droplets

This beautifully-made video about a beautifully-colored series of experiments from a Stanford research team showcases how a observing a few droplets of food coloring -- made of water and propylene glycol -- have led t...

Swimming with the Galápagos Sea Lions of Isla Plaza Sur

Travel to Isla Plaza Sur in the Galápagos Islands, 600 miles off the coast of Ecuador, where the Galápagos Sea Lions play, swim, eat sardines, and sun bathe. This video was filmed underwater and in the air by Florian ...

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