Alfvén waves are fundamental to the dynamics of space plasmas. New space missions, sophisticated rocket campaigns, and advances in radar networks and computer modeling have grown our understanding of ...

In 2017, Hurricane Harvey drove flooding of inland and coastal areas in and around Houston, Texas, as seen here. Extreme precipitation and a moderate, but long-lasting, storm surge produced a compound ...

The Gemini South Telescope captured this image of the interstellar comet 3I/ATLAS on 27 August. Credit: International Gemini Observatory/NOIRLab/NSF/AURA/Shadow the ...

The oxygen-deficient zone, or shadow zone, in the eastern tropical North Pacific Ocean is indicated by the blue shades in this diagram, which presents oxygen concentrations at 350 meters depth.

Dichlorodifluoromethane (CFC-12) emissions are regulated by the Montreal Protocol, but observations indicate that there are more emissions than are accounted for by international inventories.

A new analysis shows that the way massive planets migrate after their formation helps determine whether they have companion planets. The process hints at planetary formation in general.

Seismic tomography imaging shows a portion of a “blob” that sits at the base of the mantle below Africa. Slow-wave velocity regions above the blob, including the cusp and branches, could indicate ...

Most people don’t know that Earth’s magnetic field has a weak spot the size of the continental United States hovering over South America and the southern Atlantic Ocean. We’re safe from any effects on ...

New research indicates that combined drought–heat wave events have become more common over the past 20 years. Credit: Famartin/Wikimedia, CC BY-SA 4.0 Record-breaking heat waves and lingering droughts ...

The lava lake at the summit of Erta Ale volcano in Ethiopia is one of just two on Earth (the other is at Kīlauea in Hawaii). Credit: Planet Labs Inc. Standing next to a lava lake at the summit of a ...

“In times of crisis, people become really passionate about their food supply,” says Rachel Surls, sustainable food systems adviser for the Los Angeles County Cooperative Extension. “We saw a boom in ...

Small inland freshwater bodies play a large role in the global carbon cycle. Here Ruddiman Lagoon, a small freshwater lake, joins Muskegon Lake, a freshwater estuary in Michigan that drains the ...