Many ecosystems on Earth are affected by pulses of activity: temperature swings between seasons, incoming and outgoing tides, the yearly advent of rainy periods. These variations can play an important ...

New research examines how the horses of Shackleford Banks in North Carolina may be affected by changing water conditions. Credit: Matthew Sirianni Shackleford Banks is an 8-mile-long barrier island ...

Clouds on Venus race across the sky at speeds of more than 100 meters per second, driven by incompletely understood atmospheric dynamics. Credit: Kevin M. Gill, CC BY 2.0 Imagine the catastrophic ...

CalHeatScore provides a hyperlocal map of heat risk in California. Users can also overlay a map of public cooling centers (represented by blue triangles), including their addresses, hours, and contact ...

Permafrost across the Arctic is degrading, causing erosion as well as changes to microbial communities. Credit: Benjamin Jones/USGS/Flickr, Public Domain In the Arctic, a major variable for future ...

Ancient driftwood found in Stanton’s Cave, about 40 meters above the Colorado River in Grand Canyon National Park, Ariz., hinted at a catastrophic landslide occurring more than 50,000 years ago.

Storm Agnes is seen over the Bay of Biscay offshore western Europe on 27 September 2023 in this image captured by the Flexible Combined Imager on the Meteosat Third Generation satellite. Credit: ...

A new study mapped the ages of forests around the world. Forests in the Congo Basin, as seen in this image, were found to be younger at the end of the study than they were at the beginning. Credit: ...

The Katni River in Madhya Pradesh, India, grew dry and patchy during a 2016 drought. Credit: Anishdayal, Wikimedia Commons, CC BY-SA 4.0 Streamflow drought—when substantially less water than usual ...

The figure depicts the hierarchy of different types of Earth System climate models. These vary in complexity (increasing from bottom to top) and in the kinds of compromises sacrificed to computation.

Around 1.1 billion years ago, the oldest and most tectonically stable part of North America—called Laurentia—was rapidly heading south toward the equator. Laurentia eventually slammed into Earth’s ...

Enterprise Rupes, a large fault that cuts across the Rembrandt Basin crater (the large crater on the right) on the surface of Mercury. This fault—and many others like it—may have resulted from the ...