For the first time in more than a century, scientists have identified new sodium chloride crystals. The discovery may reconcile puzzling spectroscopic images of Europa’s surface.
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In New Zealand, Fish Are Helping Scientists Find Gold
Enormous amounts of gold lie buried beneath the rubble of New Zealand’s mountains, and scientists are using freshwater fish genetics to find it.
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A 1952 Landslide Hints at Early Permafrost Thaw in the Arctic
Scientists took a deeper look at a 70-year-old slide and found that climate change likely set the stage for the disaster.
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Glacial Lakes Can Unleash Deadly Deluges. How Risky Are They?
Breaches in glacial lake dams threaten millions around the world, and scientists are investigating how climate change might affect that risk.
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Veterinary Antibiotics Reduce Soil Carbon Sequestration Capacity
Livestock grazing areas sequester less carbon than those under wild herbivores.
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Climate Models Aren’t Dusty Enough
Mineral dust aloft in the atmosphere has a cooling effect not accounted for in current climate models.
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“Revolutionary” Instrument to Watch North American Skies
TEMPO, scheduled for launch this April, will monitor ozone and other pollutants during hourly daytime scans, providing data for better air quality forecasts and atmospheric models.
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Ice Cores Record Long-Ago Seasons in Antarctica
Researchers used ice core data to reconstruct seasonal temperatures throughout the Holocene. The results link especially hot summers with patterns in Earth’s orbit.
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Active Volcanoes on Venus?
With a new look at old imagery, scientists may have found evidence of volcanic activity on Venus.
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Tonga Eruption May Temporarily Push Earth Closer to 1.5°C of Warming
The underwater eruption of Hunga Tonga–Hunga Ha‘apai sent megatons of water vapor into the stratosphere, contributing to an increase in global warming over the next 5 years.