Fiber optic cables reveal ‘icequakes’ in endangered glaciers

Grist
By Matt SimonSep 3, 2026, 4:30 am104 ptsTrending
One of the hottest, most fascinating new fields in science doesn’t sound particularly exciting: distributed acoustic sensing, aka DAS. It involves using fiber optic cables to spy on the environment, and is proving to be enormously powerful. By analyzing the way that vibrations scatter light through the wires,…

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