In this special episode, marine biologist Jaida Elcock (@sofishtication) joins Hank Green for a conversation all about fish! As our first SciShow Resident, Jaida spent the last 17 weeks writing and hosting a series of videos that will...

Fish consider the ocean their own personal toilet. Well, researchers found out that's not such a bad thing!

Octopus, squid and cuttlefish -- collectively known as cephalopods -- have strange, massive, distributed brains. What do they do with all that neural power? Dive into the ocean with marine biologist Roger Hanlon, who shares astonishing...

Margaret Wertheim leads a project to re-create the creatures of the coral reefs using a crochet technique invented by a mathematician -- celebrating the amazements of the reef, and deep-diving into the hyperbolic geometry underlying...

We welcomed new science and discoveries in 2018, but unfortunately, we also had to say goodbye to some important figures in the scientific community.

Find out how parrotfish, zooxanthellae, calcium carbonate (aragonite), and poop combine to make the white sandy beach sunbathers love.

You're probably aware that nature has come up with some pretty fascinating animal adaptations over the millennia, and in general, the stranger the adaptation, the more important it is to that organism. Today on SciShow News, Hank has...

Enric Sala shares glorious images -- and surprising insights and data -- from some of the most pristine areas of the ocean. He shows how we can restore more of our oceans to this healthy, balanced state, and the powerful ecological and...

In this illuminating talk, Richard Pyle shows us thriving life on the cliffs of coral reefs and groundbreaking diving technologies he has pioneered to explore it. He and his team risk everything to reveal the secrets of undiscovered...

If you've spent any time on the internet, you know that Australia is host to all sorts of horrible spiders and snakes. But that doesn't even begin to cover the myriad of dangerous, sometimes deadly, plants and animals you...

Fish consider the ocean their own personal toilet. Well, researchers found out that's not such a bad thing!

Mike Gil spies on fish: using novel multi-camera systems and computer vision technology, the TED Fellow and his colleagues explore how coral reef fish behave, socialize and affect their ecosystems. Learn more about how fish of different...

In this video Paul Andersen explains how ecosystems respond to disruptions. Disruptions can cause changes in the number and variety of organisms. It can also lead to migration, extinction or even speciation. Ecosystems that have a...

Scientists have found Coral reefs in new, dazzling colors, but this is a warning that the reefs are stressed out.

Paul Andersen explains how ecosystems change over time. He starts by explaining how global climate change will impacts ecosystems around the planet. He then discusses how continental drift created climatic changes that impacted mammal...

In this video Paul Andersen shows how carbon dioxide in the atmosphere is causing a decrease in the pH of the oceans. The carbon dioxide combines with the water to create carbonic acid which dissociates into bicarbonate and carbonate...

Barrier reefs are home to all kinds of amazing animals, but did you know that the coral itself is an animal? Join Jessi and Squeaks to learn all about coral and the longest coral reef in the world, The Great Barrier Reef!

Science Kids Ocean Predators - Killer Whales, Great White Sharks, Piranhas and More!

The Moray eel is a fascinating and formidable predator with two sets of jaws that work in tandem to capture prey with deadly precision. These...

Education specialist Luke Richmond explains this and more from the Aquarium of the Pacific.

Education specialist Luke Richmond explains this and more from the Aquarium of the Pacific.

Education specialist Luke Richmond explains this and more from the Aquarium of the Pacific.

These jewels of the sea aren't just beautiful to look at. They're very well-adapted to living a colorful, radiant coral reef lifestyle.

Education specialist Luke Richmond explains this and more from the Aquarium of the Pacific.

Education specialist Luke Richmond explains this and more from the Aquarium of the Pacific.