How to use webcams, forecasts and tide charts to pick the perfect Bay Area beach for your day out — to ensure toasty temperatures and no fog.

Scientists are tracking unseasonably large sargassum mats in the Atlantic. Where it will land, if at all, depends on winds and currents.

Massive seaweed blooms are increasingly washing onto famous tropical shorelines, turning some of the world’s most beautiful beaches into slippery, crowded tide lines—especially during warmer months.

I spent years preparing to dive into the deepest place on Earth. Only a handful of people have traveled into the depths of the Mariana Trench, nearly 7 miles below the ocean surface. As a geologist ...

STRAITS OF FLORIDA — At 2 a.m., oceanographer Ryan Smith was headed into his 12th hour of work with little sleep when trouble started. From the rear deck of the University of Miami’s research boat, he ...

The southern Indian Ocean off the west coast of Australia is becoming less salty at an astonishing rate, largely due to climate change, new research shows. In a study published in Nature Climate ...

“It’s sad to see your happy place with trash all over it,” said Brittany Purcell, a woman concerned for the marine life. “It’s not just ugly but it’s something that’s really hurting our wildlife,” ...

The Southern Indian Ocean off the west coast of Australia is becoming less salty at an astonishing rate, largely due to climate change, new research shows. In a study published February 3 in Nature ...

CBS News contributor Peter Attia makes crass comments in Epstein files Military stands down troops ordered to prep to deploy to Minneapolis China to ban hidden car door handles made popular by Tesla ...

Ancient rocks once beneath the ocean hold clues of severe conditions unimaginable on today's planet. Artwork showing the Earth during the Cryogenian period. This geologic period lasted from 850 to 635 ...

Earth’s oceans reached their highest heat levels on record in 2025, absorbing vast amounts of excess energy from the atmosphere. This steady buildup has accelerated since the 1990s and is now driving ...

Ocean temperatures set a record high in 2025, according to a new study. The authors found that the heat content of the ocean increased by about 23 zettajoules between 2024 and 2025. That’s roughly the ...