Becky Oskin

Layer by layer, scientists have filled in the hidden expanse of Greenland's vast ice sheet, revealing where the island hides its oldest ice.

When black bears attack ant nests in a Rocky Mountain meadow, they help a native plant, rabbitbrush, grow better and produce more seeds.

The elusive and rare Sierra Nevada red fox has been spotted in Yosemite National Park for the first time in nearly a century.

New research claims to have solved a messy paradox that has plagued geoscientists who study Earth's core and its life-protecting magnetic field.

Norway's Austfonna ice cap is shrinking faster than 20 years ago, especially in the region where the ice meets the sea.

As the first blizzard of 2015 bears down on the Atlantic Coast, here are five stunning weather maps that highlight its massive impact.

A mysterious crater discovered in East Antarctica last month likely formed beneath a meltwater lake, not because of a meteorite impact, researchers now think.

Researchers were startled to find fish, crustaceans and jellyfish hidden beneath the Ross Ice Shelf, in one of the world's most extreme ecosystems.

Photos of fish, amphipods and other creatures living under Antarctica's Ross Ice Shelf.

The discovery of two lakes hidden beneath the Greenland ice suggests that climate change cuts to the bottom of the ice sheet.

Melting glaciers pose another threat beyond sea level rise. They will dump massive amounts of organic carbon into the world's oceans, altering ecosystems.

The massive Heart Mountain landslide in Wyoming raced to its final resting place on a cushion of carbon dioxide gas, similar to a hovercraft gliding on air, a new study suggests.

Two new maps available for free download considerably improve estimates of land dedicated to agriculture, and provide the first global overview of field sizes.

Global temperatures in 2014 shattered earlier records, making 2014 the hottest year since 1880.

Today (Jan. 16), climate scientists are expected to announce that global temperatures in 2014 shattered earlier records, making 2014 the hottest year since 1880.

Researchers are tuning in to urban seismic noise, the man-made signals from human activity, to view geologic structures and track the rhythms of cities.

A small part of the San Andreas Fault thought to quietly slide without shaking its neighbors may be capable of magnitude-6 earthquakes, a new study finds.

Researchers in remote East Antarctica think a massive area of fractured ice discovered last month could be a newfound meteorite impact crater.

The Soil Moisture Active Passive satellite, planned to launch on Jan. 29, will improve drought tracking in the United States and around the world.

Researchers have discovered a group of female phorid flies that bite off ant heads and then haul them away for dinner.

Lake Erie's double ecological disasters may share a common ultimate cause, but they form under different conditions, a new study finds.

A hydraulic fracturing, or fracking, well in Ohio triggered scores of small earthquakes in March 2014, including one large enough to be felt in nearby towns.

Researchers have charted the bowhead whale's genome in a search for genes that fight off aging.