Ice core records from Antarctica document continuous variations in atmospheric greenhouse gases over the past 800,000 years, delineating the glacial–interglacial cycles that characterize the late ...

An ice core drilled by a research team is displayed at Little Dome C field base in eastern Antarctica, during the cutting phase on Tuesday, Jan. 7, 2025. (PNRA/IPEV Beyond Epica via AP) (ASSOCIATED ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An international team of scientists has achieved a groundbreaking feat ...

Add Yahoo as a preferred source to see more of our stories on Google. Like the inverse of the mythical butterfly flapping its wings in China, an ice core extracted from Greenland can reveal the rise ...

(CNN) — An international research team has successfully drilled and retrieved a 9,186-foot-long (2,800-meter-long) ice core from Antarctica that dates back 1.2 million years. The sample extended so ...

CORVALLIS, Ore. — New analyses of ancient ice from Antarctica and the air contained inside it are extending the history of Earth’s climate records and expanding researchers’ understanding of how the ...

Ice cores serve as time‐resolved archives of past atmospheric composition, preserving chemical species deposited through snow accumulation and atmospheric transport. Analyses of ions, trace elements ...

After years as a professional research assistant at INSTAAR’s stable isotope lab, Valerie Morris estimates she’s processed more than 10 kilometers of ice from around the world. “You’ve done more ice ...

The synchronization of data from two natural climate archives -- a speleothem from the Herbstlabyrinth Cave in Hesse (Germany) and ice cores from Greenland -- offers new insights into the chronology ...

An international team of scientists announced Thursday they’ve successfully drilled one of the oldest ice cores yet, penetrating nearly 2 miles (2.8 kilometers) to Antarctic bedrock to reach ice they ...