Water

Hundreds of sea lions have inundated a beach in central California.

See Hundreds of Sea Lions Take Over a Popular California Beach

The pinnipeds are resting on San Carlos Beach as part of their annual northward journey from the Channel Islands, prompting officials to close it down

Kids cool down at an animal-themed splash pad at Zoo Miami. Mist stations also help visitors avoid overheating on sweltering days.

In Miami, the Nation’s First Chief Heat Officer Charts a Course for Surviving on a Warming Planet

By building a broad coalition of partners across the political spectrum, the Florida metropolis is doing all that it can to keep the city cool

The buoys and mooring lines help divers easily identify the wrecks while also giving boaters somewhere to tie up.

Divers Can Now Explore Historic Shipwrecks in Lake Michigan More Easily

Crews installed buoys and mooring lines to mark the locations of 19 wreck sites in the Wisconsin Shipwreck Coast National Marine Sanctuary

The munitions are primarily located in Lake Thun, Lake Brienz, Lake Lucerne and Lake Neuchatel.

For Decades, Switzerland Dumped Munitions Into Its Pristine Alpine Lakes. Now, It Wants Them Gone

Officials are offering cash rewards for the best strategies to safely remove the submerged weapons

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

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

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

The center of this photo, taken on August 9, shows where the Double Arch formation used to be, before it collapsed on August 8.

Iconic 'Double Arch' Rock Formation Collapses in Utah

Changing water levels and erosion from waves may have contributed to the collapse in the popular Glen Canyon National Recreation Area

Video footage captured by a remotely operated underwater vehicle shows the cable winch of the S.S. Dellwood, a 3,500-ton U.S. Army vessel that had been installing communication lines when it collided with a submerged rock pinnacle.

Unraveling the Mysteries of the Battle of Attu, the 'Forgotten Battle' of World War II

Underwater archaeologists discovered three shipwrecks submerged near the small Alaskan island, which was the site of one of the deadliest conflicts in the Pacific

Fe (pictured with her mate) hatched two chicks this breeding season, bringing the total number of her known offspring to 42.

She's the Oldest Common Loon in the World. She Just Had Her 42nd Chick

Fe, who is at least 38 years old, initially rose to fame as one half of the "resident power couple" at Michigan's Seney National Wildlife Refuge

The visible side of the moon.

Scientists Find Water Molecules in Lunar Rock Sample for the First Time

The samples from China's Chang'e 5 mission shed light on lunar resources that could be vital to future missions and habitations

The Step Pyramid stands more than 200 feet tall and is made from stones weighing more than 650 pounds. Some other researchers are not yet convinced by the idea that it was built using a hydraulics system.

Ancient Egyptians May Have Used Hydraulic Lift to Build Pyramid

Researchers propose that a system of water could have lifted heavy stones to the height necessary to construct the Step Pyramid

Vultures clean up carcasses quickly, preventing bacteria and pathogens from proliferating. 

When Vultures Nearly Disappeared in India, Half a Million People Died, Too, Study Finds

By being nature's clean-up crew, the often maligned birds help prevent the spread of diseases, according to a new study

After delays and months of uncertainty, triathletes finally took the plunge into the Seine River in Paris.

Olympians Finally Got to Swim in the Seine River

After months of uncertainty, the women's and men's triathlon events kicked off with a dip in the long-polluted waterway that runs through the heart of Paris

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

Tomasz Stachura, one of the divers who found the wreck, saw bubbles inside some of the Champagne bottles.

Divers Find Crates of Unopened Champagne in 19th-Century Shipwreck

Discovered near Sweden, the vessel was loaded with bottles of sparkling wine, mineral water and porcelain

Brazilian Olympic surfer Gabriel Medina pops up after riding a barrel wave at Teahupo'o during the Summer Games on Monday. The photo by Jérôme Brouillet has gone viral.

The Story Behind This Breathtaking Viral Photo of an Olympic Surfer

Jérôme Brouillet, a photojournalist with the Agence France-Presse (AFP), captured an iconic moment when Brazilian surfer Gabriel Medina celebrated after setting an Olympic record

Fish swim by an ancient Roman mosaic once part of a wealthy villa in the city of Baiae.

Divers Discover Mesmerizing Roman Mosaic Beneath the Sea

Found near Naples, the marble slabs once adorned a villa in a city known as the Las Vegas of the Roman Empire

Shade-protecting overhangs known as awnings line a street in New York City in the 1850s.

Six Innovative Ways Humans Have Kept Cool Throughout History

From sleeping porches to coastal escapes, these tips and tricks helped people deal with extreme heat before the advent of air-conditioning

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