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What to Know About Hiking in Areas Prone to Flash Floods

Canyons, small streams and dry creek beds in the West can be deceptively dangerous, trapping hikers when rainfall upstream causes rapidly rising water.

© John Locher/Associated Press

Bright Angel Canyon, the site of a significant flash-flood event on Saturday.
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A.I. Brings Big Gains to Hurricane Forecasts, Google Researchers Say

Analysis by the company’s DeepMind unit suggests that an A.I.-enabled model delivers accurate forecasts a day or more before conventional models can.

© CSU/CIRA/NOAA/Anadolu, via Getty Images

Hurricane Melissa, which made landfall on Oct. 28, 2025, was the strongest known hurricane to ever strike Jamaica.
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