Sascha Pare

Satellite data suggest a volcano in Tanzania that expels extremely runny lava could be creeping toward an eruption.

The growing "gateway to the underworld," officially known as the Batagay megaslump, is the largest megaslump in the world and exposes permafrost layers that are 650,000 years old.

A composite image of an annular solar eclipse showing Baily's Beads won top prize at the 2024 Astronomy Photographer of the Year contest.

Researchers exploring the seafloor off the coast of Chile recently captured mesmerizing footage of a flying spaghetti monster — a carnivorous, colonial creature with countless milky-white arms.

If Atlantic Ocean currents collapse due to melting ice sheets, researchers predict there will be huge shifts in tropical monsoon systems — and the effects could be irreversible for at least 100 years.

Every winter and spring, great white sharks that usually dwell off the coast of California gather in a remote section of ocean the size of Colorado — and scientists are slowly piecing together why.

A helium reservoir with the highest concentrations ever seen could hold enough of the gas to address critical shortages in the U.S. affecting tech, medicine and space exploration.

For the first time, researchers have linked the amount of silver being buried in marine sediments to human-made climate change.

Geologists have known for decades that gold forms in quartz with the help of earthquakes, but now they have worked out exactly how the setting and seismic waves combine to form large nuggets.

Scientists are getting very close to bringing a few iconic species, like woolly mammoths and dodos, back from extinction. That may not be a good thing.

Researchers have mapped the path of a giant submarine avalanche that tore through the Agadir Canyon — a deep trench in the Atlantic seafloor off the coast of Morocco — 60,000 years ago.

Al Naslaa is a rock formation in Saudi Arabia's northwestern desert consisting of two huge, symmetrical stone blocks that are separated by a mysterious gap and sit on small pedestals.

Ancient hunters may have mounted Clovis points on sophisticated pikes that fractured inside large mammals like woolly mammoths to inflict fatal injuries, archaeologists say.

In Racetrack Playa, a dry lakebed in Death Valley National Park, meteorological conditions can push rocks weighing up to 700 pounds along the flat ground.

The sea walnut, a type of comb jelly that has become invasive in parts of Europe and Asia, can transform from a sexually mature adult back into its larval form when times are tough.

A team of archaeologists recently excavated the first well-preserved mastodon bones ever found in Iowa, including the prehistoric animal's skull.

The Yarlung Tsangpo Grand Canyon is Earth's largest terrestrial canyon, stretching 314 miles long and almost 20,000 feet from top to bottom at its deepest point in the Tibet Autonomous Region.

Tanzania's outlandish Ol Doinyo Lengai volcano, the only volcano on Earth that is currently erupting carbonatite lava, has been sinking at a rate of 1.4 inches per year for the past decade.

The Salar de Uyuni desert is famous for its gleaming surface waters and hexagonal salt crust patterns, but below this otherworldly landscape lie about 11 million tons of highly sought-after lithium.

Huge iron ore deposits in Western Australia's Hamersley Province formed when major tectonic events led to the breakup of supercontinent Columbia and to the amalgamation of Australia.

Geologists have revealed new details about a recent geyser eruption at Yellowstone National Park, including the shallow depth of the explosion and staggering height of its plume.

Plants growing at the bottom of sinkholes in China's Dashiwei Tiankeng Group don't take up as much carbon as surface plants do, but they have much higher levels of nutrients in their tissues.

A buildup of methane and other fluids in open and closed "systems" in the permafrost could explain why strange, icy mounds sometimes erupt to form giant crater, researchers say.

An air taxi has completed the first forward flight of a hydrogen-fueled aircraft capable of vertical takeoff and landing — and it broke a distance record in the process.