Uncertainty in climate models could mean Earth systems are perilously close to their tipping points, scientists warn.

Ten years have passed since Malaysia Airlines Flight 370 vanished after departing from Kuala Lumpur, Malaysia, with 239 people aboard. Military and scientific personnel spent months combing unexplored ...

Sediment cores collected by instruments such as this one on the back of R/V Neil Armstrong shed light on how the North Atlantic Ocean of the last ice age circulated. Credit: Alice Carter-Champion A ...

Rainfall can wash topsoil from farm fields, a process that more extreme rainfall events will accelerate. Credit: John/Flickr, CC BY-SA 2.0 Good topsoil does not accumulate quickly. Less than a tenth ...

The planets of the TRAPPIST-1 system, several of which appear in this illustration, may all be tidally locked to their host star. Credit: European Southern Observatory/M. Kornmesser In the past 20 ...

Geographic information system (GIS) maps help researchers, policymakers, and community members see how environmental risks are spread throughout a given region. These types of interactive, layered ...

Two observers in southeast Alaska log monitoring data. Credit: Lee House, NOAA’s Arctic Report Card 2025 NOAA released this year’s Arctic Report Card on 16 December at AGU’s Annual Meeting 2025 in New ...

A modeling study shows how warm subtropical waters and cold Antarctic waters combine to form an Indo-Pacific water mass that plays a key role in Earth’s climate. Prior research has suggested ...

Dense fast ice in Antarctica, with Mount Herschel and the Ironside and Honeycomb glaciers (Moubray Bay) in the background. The ice is not free floating, but firmly attached to the coast. Credit: ...

If humans want to live in space, whether on spacecraft or the surface of Mars, one of the first problems to solve is that of water for drinking, hygiene, and life-sustaining plants. Even bringing ...

An aerial photograph shows rectangular earthworks in a deforested region of Acre, in the Brazilian Amazon. Credit: Diego Gurgel The future of the Amazon may rely on its past. According to new research ...