2 tourists die in same waters off Outer Banks within 24 hours

Recent conditions in the area have included rip currents and large waves.

• Sep 6, 2023

2 swimmers bitten by sharks in separate incidents off same Florida beach

Both swimmers had non-life-threatening injuries, officials said.

• Sep 5, 2023

World's oceans hit record-high temperatures

Scientists announced a grim milestone this month: The world's oceans hit the hottest average recorded temperature. Ian Lee has more on why that's so alarming, and what it means.

• Aug 4, 2023
• 1:37

Heat wave threatening Florida's coral reefs

Florida has seen temperatures in its coastal waters hit hot tub levels this summer, forcing marine scientists to take extreme measures to try to save some of the area's coral reefs. Alex Neufeld, a scientist with the Coral Restoration Foundation, joins CBS News to discuss some of those efforts and what's making the water so warm.

• Aug 4, 2023
• 6:53

Coast Guard searches for diver who went missing near Florida shipwreck

Air and surface crews are looking for Thomas Faulkenberry, 44.

• Aug 3, 2023

"Exceptional" fossils reveal world's oldest swimming jellyfish

Finding jellyfish fossils is "extremely rare" as the creatures are made up of roughly 95% water.

• Aug 3, 2023

Newly discovered ancient whale could be "heaviest animal ever"

A newly studied species of ancient whale might be the heaviest animal ever found.

• Aug 3, 2023

Cape Cod seeing "white shark abundance"

Cape Cod is experiencing a "white shark abundance," according to a new report from the Atlantic White Shark Conservancy, UMass Dartmouth and the Massachusetts Division of Marine Fisheries. It's the first time that's happened in the North Atlantic. The study also says more than 300 different types of sharks have been tracked across the area. Dr. Greg Skomal, senior fisheries biologist at the Massachusetts Division of Marine Fisheries, joins "CBS News Mornings" to discuss the findings.

• Jul 28, 2023
• 4:57

Underwater robots could usher in a high-tech future

An underwater robot prototype might eventually help pluck important metals from the ocean floor.

• Jul 28, 2023

Is the Atlantic Ocean current system nearing collapse? Scientists weigh in

Are we on the cusp of a real-life "The Day After Tomorrow"? Here's what the experts say.

• Jul 27, 2023

Last of dozens of pilot whales stranded in Australia euthanized

One volunteer said the team "gave our whales one final rub, wished them luck and pushed them in the direction of the open ocean" – but it wasn't enough to save them.

• Jul 27, 2023

51 pilot whales die as officials race to save dozens of others

Dozens of other pilot whales were saved but ended up re-stranded further down the beach.

• Jul 26, 2023

Florida ocean temperatures rise above 100 degrees Fahrenheit

The water off South Florida has literally become as warm as a hot tub as researchers are discovering dying coral reefs.

• Jul 25, 2023

Young dolphin found dead on New Hampshire beach

The dolphin belonged to a species "never before seen" in the area, rescuers said.

• Jul 24, 2023

Don't mess with shipwrecks in U.S. waters, government warns

Many shipwrecks are "highly threatened by illegal salvage," the Maritime Administration said in a notice.

• Jul 19, 2023

Endangered whale species closer to extinction than previously thought

Only a few dozen North Atlantic Right Whales are able to actively reproduce, as many of the animals continue to be found dead or seriously injured – many of them babies and females.

• Jul 18, 2023

Florida sea temperatures hit mid-90s, threatening marine life

The higher-than-normal sea surface temperatures off the coasts of the Sunshine State could cause a "nasty" coral bleaching event, experts say.

• Jul 14, 2023

Jellyfish-like creatures that spit out waste found on Texas beaches

The floating jellyfish-like blobs with stinging tentacles have been described as "beautiful and wicked."

• Jul 6, 2023

Massive seaweed blob that smells like rotten eggs suddenly shrinks

Researchers say the declining sargassum blob is "good news" for Florida residents, who for months have seen their beaches inundated with the stinky seaweed.

• Jul 5, 2023

Potential new octopus species discovered in rare nursery

The new octopus species may have been found in a rare brooding site that marks only the third octopus nursery known to exist in the world.

• Jul 3, 2023

How a robot fish "as silent as a spy" could help advance ocean science

There's a new creature lurking in the ocean — and it could help save marine life as a whole. It's a fish named Belle, a robotic instrument "as silent as a spy" that uses AI and DNA to help researchers protect "the lifeblood of Earth."

• Jun 29, 2023
• 1:05

How a silent robot fish could help ocean researchers

A robot fish named Belle could be the "spy on the marine life" that researchers have been looking for.

• Jun 28, 2023

Sub pilot said in 2021 he'd "broken some rules" in design of vessel

"I think it was General [Douglas] MacArthur who said, 'You're remembered for the rules you break,'" Rush said abord the Titan in 2021. "And I've broken some rules to make this."

• Jun 23, 2023

Killer whales attack sailboats during race: "Scary moment"

There was no damage reported, and no one was injured, the sailors said.

• Jun 23, 2023

OceanGate co-founder calls for optimism amid search for lost sub

Guillermo Sohnlein's comments came shortly before the Coast Guard said a deep-sea robot looking for the submersible found a debris field.

• Jun 22, 2023

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