Top Stories

Research Reveals Arctic Region Was Permafrost-Free When Global Temperatures Were 4.5˚C Higher Than Today

Scientists have found evidence that the Asian continent was free of permafrost all the way to its northerly coast with the Arctic Ocean when Earth’s average temperature was 4.5˚ C warmer than today, suggesting that the whole Northern Hemisphere would have also been free of permafrost at the time.

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Exposure to Air Pollution May Cause Heart Damage

Researchers using cardiac MRI have found that long-term exposure to air pollution is associated with early signs of heart damage, according to a study published in Radiology.

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Flooding Along the Uruguay and Ibicuí Rivers

On June 18, 2025, torrential rains hit the state of Rio Grande do Sul in southern Brazil. 

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Southern Ocean Saltier, Hotter and Losing Ice Fast as Decades-Long Trend Unexpectedly Reverses

Researchers have discovered a dramatic and unexpected shift in the Southern Ocean, with surface water salinity rising and sea ice in steep decline.

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London Inches Closer to Running Transit System Entirely on Renewable Power

Under a new agreement, London will source enough solar power to run its light railway and tram networks entirely on renewable energy.

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Public Take the Lead in Discovery of New Exploding Star

As part of the citizen astronomy project, ‘Kilonova Seekers’, University of Warwick astronomers and public volunteers have made their first major discovery - an exploding star system found in real time - a discovery that would not have been possible without the diligent work of the public.

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Tiny Ocean Migrants Play a Massive Role in Southern Ocean Carbon Storage

Dr Katrin Schmidt is among the authors of a study which reveals for the first time that zooplankton migration contributes significantly to carbon sequestration.

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New AI-Supported, High-Resolution Chesapeake Bay Watershed Stream Maps Reveal Additional Waterways and Will Help Prioritize Restoration Projects

A dataset unveiled today more than doubles the documented stream miles in the Chesapeake Bay Watershed, elevating the total from approximately 100,000 to over 200,000 miles.

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Where There’s Fire, There’s Smoke

New app estimates health impacts of breathing smoke from wildfires.

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Meteorological Satellites Observe Temperatures on Venus

Imaging data from Japan’s Himawari-8 and -9 meteorological satellites have been successfully used to monitor temporal changes in Venus’ cloud-top temperature, revealing unseen patterns in the temperature structure of various waves.

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