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Blast From the Past: Sweden’s Siljan Ring
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Published July 6, 2025
The idyllic region of Dalarna County is the site of an ancient, powerful collision.
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Blast From the Past: Young Impact Crater Uncovered in Yilan
Published July 3, 2025
The 50,000-year-old crater is relatively young, and only the second discovered in China.
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Blast From the Past: Vredefort Crater
Published July 2, 2025
The world’s oldest and largest known impact structure shows some of the most extreme deformation conditions known on Earth.
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Blast From the Past: A Modern Lake in an Ancient Crater
Published July 1, 2025
Famously visible from space, ring-shaped Manicouagan Lake was filled at the dawn of the Space Age when Canada dammed a river to flood a Triassic-aged impact crater.
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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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Western Mountain Snow Melts Fast and Early
Published June 28, 2025
A warm and dry spring in the Pacific Northwest quickly depleted the seasonal snowpack, raising concern over summer water supplies and wildland fire risk.
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A Dusty Vestige of the Old West
Published June 29, 2025
Owens Lake, an arid playa tucked between the Inyo Mountains and the Sierra Nevada in California, is the site of dust mitigation efforts.
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Smoke Streams Over the Aegean Sea
Published June 27, 2025
Fierce winds carried plumes from fires burning on the Greek island of Chíos southwest over the bright sea surface.
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Sizzling Start to Summer
Published June 25, 2025
The eastern United States sweltered under high heat and humidity in late June 2025, breaking temperature records across the Midwest and Northeast.
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A Booming Bloom Returns to the Gulf of Maine
A type of phytoplankton called coccolithophores, less common in waters off New England since around 2010, made an impressive appearance in summer 2025.
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A Slumping Slide Into the Yukon River
Published June 23, 2025
The landslide struck a section of the Canadian river between Whitehorse and Lake Laberge and left a heap of debris large enough to narrow the river.
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Lake Chapala
Published June 22, 2025
An astronaut took this striking photo of a vast, freshwater lake in west-central Mexico, as well as the surrounding volcanic and urban landscapes.
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