Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.

Sheer drama. That's what the Great Sand Dunes are. Starkly beautiful desert dunes set against a backdrop of pretty, snow-capped mountains—not something you'll usually see in any popular places you'll ...

New businesses are opening, and recent events like the Black Joy Parade and NBA All-Star Weekend brought a jolt of energy to the city. The Oakland A’s may be gone, but now sports fans can root for the ...

The suburban reservoirs that supply 10% of New York City’s vaunted drinking water are getting saltier due to decades of road salt being spread near the system — and they will eventually have ...

So much rock salt has seeped into the water supply in the Lower Hudson Valley that a Westchester County reservoir that delivers drinking water to New York City might need to be shut down in 25 years.

A surprising discovery in the feathers of a fossil vulture from central Italy has revealed that volcanic deposits can preserve delicate tissue structures in unprecedented detail, offering new insights ...

(Nicole Evatt via AP) In this photo provided by Nicole Evatt, eleven rock-hewn churches form the Orthodox Christian holy site of Lalibela in Ethiopia’s Amhara Region, photographed on Jan. 5, 2025.

As scrutiny mounts over Hong Kong-based CK Hutchison’s sale of its Panama ports, experts say there is a patent lack of legal tools governing commercial transactions that authorities can use to ...

A new study by Dr. Margherita Mussi, published in Quaternary International, highlights how naturally occurring basalt spheres may have been used by hominin species as a type of tool for more than ...

Mount Spurr, a stratovolcano west of Anchorage, has shown rising seismic activity, gas emissions, and melting snow, suggesting magma movement beneath the surface. Scientists at the Alaska Volcano ...

Volcanic deposits in central Italy have remarkably preserved the delicate tissue structures of a fossil vulture, including three-dimensional feathers, challenging previous fossilization theories.