Oceans

Divers observed the HMS Hawke's intact guns at the bottom of the North Sea.

Divers Discover Sunken Warship Torpedoed by Germany in World War I

A German U-boat sank the HMS "Hawke" off the coast of Scotland in the early days of the war

A mother manatee and her calf in Florida's Crystal River amid eelgrass, which is crucial for supporting the large mammals.

See 13 Captivating Images From the Wildlife Photographer of the Year Contest

The highly commended shots provide a preview of the 60th annual competition, which spotlights astounding animal behaviors and the conservation issues they face

The doomed porbeagle shark, just after being tagged and released by researchers in 2020.

Scientists Solve a 'Murder Mystery' After a Pregnant, Tagged Shark Got Eaten

It's rare for apex predators to become prey, but researchers suggest they've documented the first known case of a porbeagle shark getting consumed by another animal

A recent expedition to the Titanic's wreckage found that part of the ship's iconic bow railing has collapsed.

New Photographs Reveal Decay of the Titanic and Collapse of Its Iconic Railing

An expedition this summer documented signs of deterioration on the wreck, but it also rediscovered the Diana of Versailles statue, the centerpiece of the ship’s first-class lounge

A bottlenose dolphin photographed in Honduras shows its teeth.

A Dolphin Keeps Biting People in Japan. Researchers Think It's Just Lonely

A series of dolphin attacks in Wakasa Bay is believed to be the doing of a lone male bottlenose dolphin looking for friends or a mate—but finding only humans

An artist's rendition of the prehistoric sea cow's death.

Fossils Capturing a Sea Cow's Violent End Shed Light on Prehistoric Food Chains

New research suggests the dugong-like sea creature was attacked by a crocodile, then its remains were scavenged by a tiger shark—a rare series of events to be immortalized in the fossil record

The ocean sunfish (Mola mola) is one of several unusual-looking sea creatures to wash ashore in Oregon so far this summer.

Five-Foot-Long Ocean Sunfish Washes Ashore in Oregon, a 'Relatively Small' Size for Its Species

It's the second sunfish to be found dead on the beach in a small region of northwestern Oregon this summer, following the discovery of an even rarer hoodwinker sunfish

Kayakers, researchers, lifeguards and paddleboarders managed to get the huge fish to shore.

Rare 'Doomsday' Oarfish Surfaces in California, Just the 20th Discovered in the State Since 1901

Kayakers spotted and hauled ashore the 12-foot-long oarfish, a deep-sea species known for its connection to earthquakes in Japanese folklore

In Scandinavia, early people adorned rocks with thousands of images of boats. 

These Markers of Scandinavia’s Bronze Age Boatyards Were Hiding in Plain Sight

Archaeologists argue that ancient fire pits were used for constructing the area's distinctive boats

Percebes are generally under two inches long, with a fleshy body and pieces of shell that lead to a point on one end. Let's be honest, they look like dinosaur toes.

Why Are Fishermen Braving Dangerous Waters to Harvest Bizarre-Looking Sea Creatures? They're Delicious

Gooseneck barnacles are tasty, but expensive, given the skill and guts it takes to gather them from slick rocks slammed by waves

Mars might host an ocean of water within porous rocks miles beneath its surface, according to a new study.

Mars Hosts a Giant Reservoir of Water Underground, We Just Can't Easily Reach It, Study Finds

The water is enough to cover the Martian surface in a mile-deep ocean, but it's beyond the reach of drills for now, according to researchers

The A23a iceberg, photographed last December. It first split from Antartica in 1986 and stayed in the Weddell Sea until 2020, when it started drifting away.

The World's Largest Iceberg Is Stuck in a Spinning Ocean Vortex

The mega iceberg A23a is destined to melt after breaking free from Antarctica in 1986, but this pause in its journey is delaying its fate, experts say

A mantle rock sample viewed under a microscope.

Scientists Drill Deeper Into Earth's Mantle Than Ever Before, Probing for the Origin of Life on Earth

The record-setting rock samples will provide insight into the chemical processes that may have kick-started life on our planet

A sunburst anemone (Anthopleura sola) fluoresces under ultraviolet light. Anemones eat prey that gets trapped in their sticky oral disk.

These Mesmerizing Anemones Have a Glowing Layer of Protection

Marine biologists discovered that a protein that boosts fluorescent output also enables an antioxidant property

An Australian sea lion captures video while swimming through an invertebrate reef habitat.

Scientists Enlist the Help of Sea Lions to Reveal a Unique View of the Ocean Floor

Australian researchers glued satellite-linked GPS cameras to the animals' backs to capture footage that could be vital to marine conservation efforts

With spikes as long as knitting needles, long-spined sea urchins may look like underwater villains, but their appetite for algae makes them the unsung heroes of Caribbean reefs.

The Valiant Effort to Restore the Caribbean's Sea Urchins

The very hungry, spiky custodians gobble up the algae that smother coral reefs

Six of the 12 islands, including Hiva Oa, are permanently inhabited.

These Remote Volcanic Islands in the South Pacific Just Became a UNESCO World Heritage Site

The Marquesas, located some 3,000 miles from their nearest continental neighbor, are some of the most isolated islands on the planet

The cotton candy lobster caught by Joseph Kramer.

Rare 1-in-100-Million 'Cotton Candy' Lobster Found off the Coast of New Hampshire

A rare genetic mutation gives the crustacean its unique hues but also makes it more vulnerable to predators

Athletes like Canada's Sanoa Dempfle-Olin traveled to Tahiti for this year's Olympics.

Why Are the Olympic Surfing Events Being Held in Tahiti?

The tiny village of Teahupo’o, known for its monstrous, barrel-shaped waves, will host 48 athletes from 21 countries during the Summer Games

Gerard Barron, chairman and CEO of The Metals Company, holds a nodule retreived from the seafloor in the Clarion Clipperton Zone of the Pacific Ocean in 2021. The company plans to mine for these nodules, which researchers suggest produce oxygen underwater.

Scientists Discover 'Dark Oxygen' on the Ocean Floor Generated—Surprisingly—by Lumps of Metal

Researchers found that electric currents from polymetallic nodules are behind this alchemy—the same minerals that deep-sea miners are targeting

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