Misteriosos picos de contaminación—10 veces más altos que los niveles normales—ocurren en Santiago durante los partidos de fútbol televisados y son causados por decenas de miles de parrilladas, revelan nuevos resultados.
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Heavy Rains, Human Activity, and Rising Waters at Lake Victoria
Water levels in Africa’s largest lake have risen over a meter since last fall and continue to increase as land use changes and heavy rains enhance the flow.
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Five Things Spy Satellites Have Taught Us About Earth
Long before we had satellites beaming terabytes of data back to Earth, we had covert spacecraft the size of school buses snapping photos on rolls of film 50 kilometers long.
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When Natural Disasters Cross the Path of COVID-19
Natural hazards are intersecting with the coronavirus pandemic in India, and researchers will need to model both to inform the public health response.
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Will COVID’s Cleaner Skies Muddy Climate Models?
Reduced greenhouse gas emissions for a year or two won’t slow down climate change, but they may throw off scientists’ ability to model short-term phenomena.
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New Evidence of a Giant Lava Lamp Beneath the Ancient Pacific
Seismic surveys find evidence of a superplume in Earth’s mantle that fueled ancient megaeruptions in the Pacific.
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Space Weather Lessons from a 1928 Dirigible Debacle
Analysis of a disrupted SOS signal during an early polar expedition showcases the importance of taking space weather into account when exploring new frontiers.
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Chicxulub Impact Crater Hosted a Long-Lived Hydrothermal System
Chemical and mineralogical evidence of fluid flow—potentially conducive to microscopic life—was revealed in rock cores extracted from the crater’s “peak ring.”
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The Rise of Zombie Fires
Wildfires can smolder underground through Arctic winters, reigniting at the surface when conditions are right.
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Desert Microbes Mine for Water
Scientists studying a cyanobacterium isolated from rock samples in the Atacama Desert found out how the bacteria extract water to live. Their results may help identify likely sites for life on Mars.