Researchers studying past volcanic activity found they could retrospectively predict when outflows of molten rock would cease for about 40% of effusive eruptions, the kind that produces flowing lava.
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Small Towns Brace for Historic Eclipse Crowds
Some towns have known for a decade to prepare; others learned as little as a year ago about the event and what it might bring to their locale.
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Greenland Fires Ignite Climate Change Fears
The fires are stoking worries about the vast island’s thawing permafrost.
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Indonesian Cave Reveals Nearly 5,000 Years of Tsunamis
Researchers explore a coastal cave containing layers of sand deposited by 11 prehistoric tsunamis and demonstrate that the time period between massive waves is highly variable.
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Artificial Snow Could Make Alpine Glacier Grow Again
A retired professor devises a plan and evaluates the cost of saving one town’s signature glacier from climate change.
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O. Walter Lennartsson (1943–2017)
A pioneering leader in unraveling the complex plasma interactions that drive the dynamics of Earth’s magnetosphere and other space plasma environments.
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What Caused the Ongoing Flooding on Lake Ontario?
The floodwaters have also affected residents downstream along the Saint Lawrence River. Although politicians quickly blamed regulations, scientists say it was a perfect storm of natural factors.
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A Wealth of Science to Come During Cassini’s Final Orbits
NASA’s spacecraft will continue to unlock Saturn’s mysteries up until the moment it burns up in Saturn’s atmosphere.
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Airborne Laser Spectroscopy System Can Map Atmospheric Gases
A new versatile spectroscopy system could create ultraprecise maps of Earth’s atmosphere, detect methane emission sources, and scan for chemical weapons.