Huge landslide in Alaska caused 481m-high tsunami

A reconnaissance flight a few days after the tsunami captured this photo of Tracy Arm fjord, showing bare sections of slopes on the far side where the tsunami stripped away vegetation Cyrus Read/U.S. Geological Survey A massive landslide in August 2025 caused the second-biggest tsunami ever recorded, with waters rising over 480 metres inside an…

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Key ocean current is slowing at locations around the Atlantic

Visualisation showing the western boundary currents that form part of the Atlantic Meridional Overturning Circulation NASA’s Scientific Visualization Studio Buoy measurements show the Atlantic Meridional Overturning Circulation, which moderates Europe’s climate, is weakening at four different latitudes, the strongest evidence so far that this system of ocean currents is slowing and could be heading toward…

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Taking to social media to complain about hot subway rides? You're not alone: study

Taking to social media to complain about hot subway rides? You’re not alone: study

Commuters, residents and tourists who take to social media during warm months to complain about sweltering subway systems in New York, Boston and London should feel vindicated — new research says they aren’t alone. As temperatures rise aboveground, the number of subway riders reporting uncomfortable heat belowground increases, according to a new study in the…

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