In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

A moderately strong, 5.7-magnitude earthquake struck in Guatemala on Tuesday, according to the United States Geological ...

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A version of this article appears in print on June 21, 2025, Section A, Page 16 of the New York edition with the headline: Maps Might Be Lost as Cuts Threaten Geological Surveys.

Our two-person team loaded the car with a GPS, a drone, notebooks, sample bags, a trowel and a flat spatula lovingly called a ...

Jared Wildenradt has hiked the Ice AgeTrail nine times. Lisa Siewert is mapping the geologic highlights of the path. They ...

Footage from an active volcano and a geological attraction have been stitched together and misrepresented online as showing ...

Biogeographical regions of marine organisms, i.e., their distribution across different habitats, often overlap well with the major global ocean currents. The geological age of the currents plays a ...

Strata: Stories from Deep Time’ explores the origins of the air we breathe and untangles some of our planet’s oldest stories.

Denver Museum of Nature and Science researchers discovered what they are calling it the oldest and deepest dinosaur fossil ...

D has been used as a pesticide since the 1940s, and gained notoriety as a component of Agent Orange, used by U.S. forces in ...