We’re almost certainly the first technological civilization on Earth. But what if we’re not? We are. Although how sure are we, really? The Silurian hypothesis, which asks whether pre-human industrial civilizations might have existed.

Learn about the famous red hat wearing underwater explorer Jacques Cousteau! Hosted by: Hank Green

Is it a fuzzy sock? An overripe banana? A moldy tube of toothpaste? In fact, it’s a humble sea cucumber: a brainless, fleshy form surrounding a digestive tract, and bookended by a mouth and an anus. And while it might look odd, its daily...

Oceanographer Paul Snelgrove shares the results of a ten-year project with one goal: to take a census of all the life in the oceans. He shares amazing photos of some of the surprising finds of the Census of Marine Life.

Learn about the famous red hat wearing underwater explorer Jacques Cousteau!

Dive beneath the waves and explore the life of Jacques Cousteau, the famous ocean explorer who helped the world fall in love with the sea. Cousteau invented new diving gear, sailed on his ship Calypso, and filmed amazing underwater...

As Australia drifted into warmer waters, ideal conditions formed for the creation of the Great Barrier Reef—the world's largest living structure, rich with marine life and spanning an area the size of the UK. But beyond this iconic reef,...

Learn about the childhood of Jacques Cousteau, when he first became interested in the ocean, his later invention of the aqua-lung and his filmmaking adventures across the globe.

Marine Conservation is the protection and preservation of ocean ecosystems, with a focus on limiting the damage caused to them by humans and preserving threatened marine species. I’m joined in this video by Alex Collins, a fellow...

This video takes viewers on a journey through aquatic biomes, covering both marine and freshwater environments. It explores the adaptations and diversity of life in these habitats, from the colorful coral reefs and their resident...

This video provides an informative and engaging description of sea lions, highlighting their characteristics, behaviors, and similarities to seals.

This video describes density differentiation between ocean surface currents and deep ocean currents, and how this difference affects global ocean current flow.

Before taking a deep dive into the geology of the ocean's layers, let's review the basics of ocean life. What are the different sections of the ocean? What types of creatures live in each region?



Composition of Oceanic Crust...

In this segment of On Location, Coyote, Mark and Mario embark on an epic snorkeling adventure all around the isle of Kauai in the Hawaiian Islands! Their mission was simple - scout for future scuba diving locations and sample the...

This video explores the fascinating world of marine invertebrates, focusing on corals. It delves into their unique characteristics, such as their polyp structure and symbiotic relationship with algae. The video also highlights the...

Characteristics of various ocean zones, including variations in ocean temperature, salinity, and depth are discussed. The different groups of marine life and adaptations of plants and animals are highlighted. Estuaries and various...

Kathleen Durant tells The National about the moment she stumbled on a seven-armed octopus on Pender Island and how it ended up at the Royal B.C. Museum.

Scientists get their first glimpse of life at the bottom of the ocean off the coast of Newfoundland and Labrador. Cameras found spawning grounds and endangered species, and now the researchers are testing the water to learn more.

Oceans need a balance of oxygen and carbon to function as the world's immune system and whales play a huge part. Johanna Wagstaffe eats donuts to show us how.

Glass sponge reefs are believed to only exist off British Columbia’s coast, but some say they are disappearing at an alarming rate despite recent new protections from fishing activities.