Geoscience News

Sep 17, 2025 by News Staff

The ozone layer is healing and the Antarctic ozone hole in 2024 was smaller than in previous years, according to a new report from the World Meteorological Organization (WMO). This map shows the size and shape of the ozone hole over the South Pole on October 5, 2022, when it reached its single-day maximum extent for the year. Image credit: Joshua Stevens / NASA’s Earth Observatory. The depth of 2024 Antarctic ozone hole — which appears over...

Aug 21, 2025 by News Staff

While banning ozone-destroying gases such as CFCs has helped the ozone layer to recover, when combined with increased air pollution the impact of ozone...

Jul 28, 2025 by News Staff

In a new paper, Penn State Professor Victor Pasko and his colleagues described how they determined strong electric fields in thunderclouds accelerate electrons...

Jul 21, 2025 by News Staff

Submarine canyons are deep, large-scale incisions found on most of the world’s continental margins. In Antarctica, they are widespread features driving...

Jun 30, 2025 by News Staff

These pulses are gradually tearing the African continent apart and forming a new ocean basin, according to a study led by University of Southampton researchers. Variation...

May 22, 2025 by News Staff

Locally known as Maka Lahi, meaning ‘Big Rock,’ this boulder was moved more than 200 m inland by a tsunami around 7,000 years ago. The limestone boulder...

May 20, 2025 by News Staff

Large amber deposits discovered in northern Japan were likely swept out from a forest to the ocean by one or more tsunamis between 116 and 114 million...

May 15, 2025 by News Staff

The Sun rarely produced extreme solar particle events, orders of magnitude stronger than everything directly observed. Their enormous power can greatly...

Apr 9, 2025 by News Staff

The Saharo-Arabian Desert is one of the largest biogeographical barriers on Earth, impeding dispersals between Africa and Eurasia, including movements...

Apr 8, 2025 by News Staff

Deep soil — ranging from below 30 cm (12 inches) to hundreds of meters, depending on soil type and region — is a neglected ecosystem within...

Mar 26, 2025 by News Staff

The origin of life on Earth required a supply of phosphorus for the synthesis of universal biomolecules. Closed lakes may have accumulated high concentrations...

Mar 11, 2025 by News Staff

How lightning is started in thunderstorms is poorly known. With a newly-developed 3D mapping and polarization system, physicists at Los Alamos National...

Mar 6, 2025 by News Staff

A team of geologists from Curtin University has discovered unequivocal evidence for a hypervelocity meteorite impact 3.47 billion years ago (Archean Eon)...

Mar 4, 2025 by News Staff

More than four times stronger than the Gulf Stream, the Antarctic Circumpolar Current (ACC) is the world’s strongest ocean current and plays a disproportionate...

Mar 4, 2025 by News Staff

Heat from our Sun drives atmospheric temperature changes on Earth, which in turn can affect things like rock properties and underground water movement,...

Feb 26, 2025 by News Staff

By chemically analyzing crystals in ancient rocks, scientists from Curtin University, the University of Portsmouth and St. Francis Xavier University discovered...

Feb 11, 2025 by Natali Anderson

A team of scientists from the Helmholtz-Zentrum Dresden-Rossendorf, TUD Dresden University of Technology and the Australian National University, has discovered...

Feb 11, 2025 by News Staff

Geoscientists from the University of Southern California, Los Angeles, the Institute of Geology and Geophysics at the Chinese Academy of Sciences, Cornell...

Jan 29, 2025 by News Staff

Over two billion tons of carbon monoxide are released into the atmosphere globally each year. Diverse bacteria and archaea consume about 250 million tons...

Jan 28, 2025 by News Staff

Magma reservoirs beneath volcanoes along the Cascade Range arc vary in depth, size and complexity, but upper-crustal magma bodies are widespread, according...