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Whirling Dust and Ancient Floods
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Published July 22, 2025
Now a flat and dusty desert playa, Oregon’s Alvord Desert once held an expansive lake that was the source of catastrophic outburst flooding.
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Mapping Fire’s Spread in a Georgia Pine Burn
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Published July 16, 2025
NASA airborne technology revealed the progression of a controlled fire at Fort Stewart-Hunter Army Airfield.
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Fires Rage in Arizona
Published July 14, 2025
Two lightning-ignited fires near the Grand Canyon became large and destructive in July 2025.
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A Cosmic Explosion Over Siberia
Published June 30, 2025
On June 30, 1908, an incoming fireball exploded kilometers above Earth’s surface, scorching and toppling large numbers of trees.
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Iliamna Volcano Ready to Rumble
Published June 23, 2025
The glacier-covered Alaskan peak has a history of frequent, large avalanches.
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A Destructive Glacial Outburst Flood in Peru
Published May 30, 2025
Rockfalls overwhelmed one of Vallunaraju’s glacial lakes, unleashing a destructive debris flow that struck the city of Huaraz.
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Roiling Poás Volcano
Published May 27, 2025
The restless Costa Rican volcano sustains a hot, ultra-acidic crater lake that shares similarities to Martian environments.
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Waterlogged Lake Gregory
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Published May 25, 2025
A network of brackish lakes and associated wetlands in northwestern Australia held more water than usual in October 2024 following an especially intense wet season.
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