Atmosphere

A Cosmic Explosion Over Siberia
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A Cosmic Explosion Over Siberia

On June 30, 1908, an incoming fireball exploded kilometers above Earth’s surface, scorching and toppling large numbers of trees.

Published Jun 30, 2025

Image of the Day Atmosphere Land

Western Mountain Snow Melts Fast and Early
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Western Mountain Snow Melts Fast and Early

A warm and dry spring in the Pacific Northwest quickly depleted the seasonal snowpack, raising concern over summer water supplies and wildland fire risk.

Published Jun 28, 2025

Image of the Day Atmosphere Heat Snow and Ice

New Mexico Battles Wildfires
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New Mexico Battles Wildfires

With extreme drought gripping the state, firefighters are battling large blazes north of Silver City.

Published Jun 18, 2025

Image of the Day Atmosphere Land Fires

Earth’s Clouds on the Move
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Earth’s Clouds on the Move

Marine storm cloud zones have shifted poleward and narrowed, and the changes are contributing to our planet’s growing energy imbalance.

Published Jun 17, 2025

Image of the Day Atmosphere

Storm Duo Churns Over the Pacific
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Storm Duo Churns Over the Pacific

Hurricane Barbara and Tropical Storm Cosme lined up off the western coast of Mexico.

Published Jun 10, 2025

Image of the Day Atmosphere Water Severe Storms