Oceans

When corals are stressed, they will expel their algal partner in a process called coral bleaching.

Mass Coral Bleaching Hits Australia's Great Barrier Reef

Unusually warm waters are stressing sensitive corals, causing the fourth major bleaching event in the last seven years

Eileen McSaveney (left) and Terry Tickhill (right) use a hand augur to drill Lake Vanda, Wright Valley, Antarctica, during the 1969-1970 field season. Water collected during this effort was used to date the lake.

Ten Pioneering Women of Antarctica and the Places Named for Them

These coves, peaks, glaciers and other landmarks honor female explorers and scientists who have contributed to our understanding of the continent

Because of shore development and its heavily populated coastal cities, the Persian Gulf was one of the areas with the most light pollution.

First Global Atlas Reveals How Deep Artificial Light at Night Goes Underwater

Offshore development and coastal city lights negatively impact many marine species

Bottlenose dolphins swim in the Moray Firth Special Area of Conservation off Scotland. The photo was taken by an aerial drone.

In a First, Scientists Use Drones to Detect Pregnant Dolphins

Researchers say the new tech will help them better understand bottlenose dolphin reproduction

For decades, researchers and divers have observed curious and intelligent octopi utilize oceanic pollution as tools or taking up residence in glass bottles.

Octopuses Are Reusing Human Trash as Shelter

In crowdsourced images, the cephalopods were observed making refuse their home, even using the junk as a place to lay eggs

The rose-veiled fairy wrasse is the first Maldivian fish to be described by a local scientist. Pictured: a male rose-veiled fairy wrasse

New Rainbow-Colored, Deep-Sea Fish Officially Described by Scientists in the Maldives

The new-to-science species was named after roses, the Maldivian national flower

Reconstruction of a full-scale megalodon and a set of teeth at the Museo de la Evolución de Puebla in Mexico.

The Biggest Megalodons Likely Lived in Cold Waters

The common idea that the giant sharks could reach over 60 feet in length should be applied mostly to populations that lived in frigid environments

An illustration of S. bideni, which is the oldest known cephalopod to have suckers along all of its arms.

Ancient Ten-Armed Octopus Relative Named for Joe Biden

The discovery of 'Syllipsimopodi bideni' pushes back the fossil record of the vampyropods by over 82 million years

To better understand how hypoxia—dangerously low oxygen levels—affects crabs, researchers and fishers are working together to find a way to adjust to changing conditions in the northeast Pacific Ocean.

A New Tool May Help Crab Fishers Sidestep Dead Zones

Low-cost sensors that fit into crab pots could provide real-time data on oxygen fluctuations in the ocean

The Carnegie under full sail.  Cruise VII, Pacific Ocean.  November 14, 1928.

Inside the Last Journey of the 'Carnegie'

The groundbreaking ship and its dedicated captain shaped our understanding of the Earth’s magnetic field

A new way of recycling has grabbed the attention of some of the world’s largest consumer goods companies, including L’Oréal, Nestlé, and PepsiCo, who collaborated with startup company Carbios to produce proof-of-concept bottles.

The Future of Recycling May Be in Microbes

An enzyme-based recycling technology is poised to go commercial, but questions about cost and scalability linger

Only in recent decades have researchers found that the fish have been gliding through the sea floors for hundreds of millions of years.

Rare Baby Ghost Shark Caught in New Zealand's Chatham Rise

There are about 52 known species of chimaera, half of which were discovered in the last two decades

Out of 250,000 known marine species, scientists suspect all 126 marine mammals emit sound.

Scientists Propose the Creation of a Global Aquatic Sound Library

The first-ever international audio collection of aquatic ecosystems would aim to uncover unidentified fish species, discover regional dialects and more

Several Gulf Coast cities including Pensacola, Florida suffered flooding from storm surges and heavy rainfall during Hurricane Sally in September 2020.

Sea Levels Will Rise One Foot Along U.S. Coasts by 2050

Some regions could see as much as seven feet of sea level rise by the end of the century if greenhouse gas emissions aren't curbed

The MarineLabs sensor buoy that detected the record-breaking wave near Ucluelet, British Columbia.

Record-Breaking Rogue Wave Detected Off Vancouver Island

A 58-foot-tall wall of water was measured by a sensor buoy off the coast

Collectors have gone out to look for rare pieces like washed-up octopuses and green dragons.

After 25 Years at Sea, Shipwrecked Lego Pieces Are Still Washing Ashore on Beaches in England

In 1997, a cargo ship was struck by a rogue wave. Among 62 shipping containers aboard, one contained five million plastic toy bricks

Brine shrimp, and brine shrimp eggs, are teeny-tiny. But by analyzing the light they reflect, scientists can now identify aggregations of them from space.

Scientists Can Spot Shrimp Eggs From Space

By analyzing the light it reflects, scientists can say whether that floating blob in a satellite image is made up of shrimp, seaweed or something else

A pod of orcas surfaces in Alaska's Frederick Sound

Scientists Witness Orcas Kill Blue Whale for the First Time

A series of filmed attacks confirm that killer whales will attack the biggest animals on Earth

People visit the Red Beach, so named due to the Suaeda heteroptera plant which grows across the marshland landscape, in Panjin, China's northeastern Liaoning province.

Moonbows, Starling Migrations and Other Rare Natural Phenomena Worth Traveling For

Being in the right place at the right time makes for an awe-inspiring trip

The Mayflower Autonomous Ship (MAS) undergoes sea trials in April 2021. In 2022, the MAS will sail the same path that the original Mayflower charted in 1620, collecting data along the way.

Captained by A.I., This New 'Mayflower' Will Cross the Atlantic This Spring

The autonomous ship will embark on the same journey the Pilgrims took more than 400 years ago, collecting scientific data along the way

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