oceans

Aerial view of Kealakekua Bay on Hawaii's Big Island, where sea voyager James Cook met his end

Oceans cover 71 percent of the Earth’s surface. And since ancient times, people have made a name for themselves by exploring them.

In this video, a scuba diver demonstrates what happens to a raw egg 60 feet below the ocean's surface.

Experts agree that Canada has the world's longest coastline, but the exact length is disputed.

A new study found that octopuses are repurposing marine litter to create protective shelters for themselves.

It's actually just one really big ocean.

Thanks to the debate surrounding the validity of the Southern Ocean, it’s more than a one-word answer.

A new study suggests that some sharks do sleep, even though they appear to be wide-awake when they're catching up on theirs Zs.

Explorer Ferdinand Magellan didn't quite get all the way around the globe.

Throughout history, sea travel has provided a watery road to modern globalism. Here are 11 incredible sea voyages that advanced our understanding of the world.

The sexual organ of the majestic blue whale is so impressive that some speculate it's been mistaken for sea monsters.

If you're already dreaming of your first summer getaway of the year, this list of the best beach destinations around the world may give you some inspiration.

In 1997, 4.8 million LEGO pieces—many of which were nautical-themed—fell off a cargo ship. They're still turning up on beaches 25 years later.

New video evidence shows that orcas are capable of hunting and killing blue whales—the largest animals on Earth.

The giant phantom jellyfish has been spotted roughly 100 times since it was discovered more than a century ago.

Bobbing along on the bottom of the beautiful briny sea is often easier said than done.

MetaBallStudios is helping you visualize ocean depths and other underwater spots, from the ‘Titanic’ shipwreck to the Mariana Trench.

Wally looking regal in Wales in May 2021.

After leaving a bunch of damaged Irish boats in his wake, Wally the Walrus appears to be headed home to the Arctic.

Scientists from the expedition tagging whales in the Santa Barbara Channel.

Fifty-two Hertz, dubbed 'the loneliest whale in the world,' has roamed the Pacific for decades, singing at a much higher frequency than other whale species.

Crabs, be warned: Sticking to the coast may not keep you safe from the pharyngeal jaws of a snowflake moray eel.

“The curse of God is upon you all!” Captain Stewart bellowed. Then, he methodically bludgeoned seven sailors to death with a crowbar.

You might think drinking seawater would be better than drinking no water at all. Your kidneys would beg to differ.

A 5-year-old girl and her dad were the first people to see the walrus when it made a rare appearance on Ireland's shores.

Christian Frausto Bernal, Wikimedia Commons // CC BY-SA 2.0

The Marieta Islands in Mexico are home to Playa del Amor—a hidden beach uncovered by military test bombings in the 1900s.

Slow clap for sea cucumbers, whose excretory achievements could help slow climate change damage to the Great Barrier Reef.

Researchers at the University of Lisbon have confirmed that octopuses will not hesitate to check a fish by smacking it senseless.

The reason stone crabs are so expensive is also what makes them one of the most sustainable seafoods on Earth.

Throughout Monday, calls poured in about a large, awkward-looking fish floundering off the coast of Wareham, Massachusetts.

10 Remarkable Sea Voyagers

Watch What Happens When You Crack an Egg Underwater

Which Country Has the Longest Coastline?

Octopuses Are Recycling Bottles and Cans for Shelter

How Many Oceans Are There, Really?

Study Suggests That Some Sharks Sleep—And They Keep Their Eyes Open When They Do

11 of History’s Most Famous Sea Voyages

The Blue Whale Can Weigh Up to 330,000 Pounds—And Has the Biggest Penis in the Animal Kingdom

The World's 10 Best Beaches, According to Tripadvisor

Why LEGO Pieces Have Been Washing Up on English Beaches for 25 Years

For the First Time Ever, Scientists Witnessed—and Recorded—Orcas Stalking and Killing a Blue Whale

Scientists Captured Footage of the Rare—and Very Large—Phantom Jellyfish

Just How Deep Is the Ocean? Watch and See

Wally, the Wandering Walrus Last Seen in Ireland, Was Just Spotted in Iceland

The Loneliest Whale: Documentary Chronicles a Search for the 52 Hertz Whale

Jaws of St-eel: Snowflake Moray Eels Use Their Extendable Jaws to Swallow Prey on Land

Massacre on the Mary Russell: When a 19th-Century Ship Captain Murdered His Crew

What Would Actually Happen If You Drank Saltwater?

A Walrus Was Spotted In Ireland for the Very First Time After Falling Asleep on an Iceberg

This Magical Hidden Beach in Mexico Was Uncovered by Military Bombs

Sea Cucumbers on One Coral Reef Drop Several Eiffel Towers’ Worth of Poop Each Year—and That’s a Good Thing

Scientists Have Observed Octopuses "Punching" Fish Silly

The Reason Stone Crabs Are So Expensive

Police In Wareham, Massachusetts Beg Residents to Stop Calling In About a Sunfish