The auroral feature, first spotted by amateur astronomers in 2015, likely traces high-altitude atmospheric waves.
Katherine Kornei
Katherine Kornei is a freelance science journalist covering Earth and space science. Her bylines frequently appear in Eos, Science, and The New York Times. Katherine holds a Ph.D. in astronomy from the University of California, Los Angeles.
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Sooty Layers in Stalagmites Record Human Activity in Caves
Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans—and their fires—occupied caves thousands of years ago.
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An Asteroid “Double Disaster” Struck Germany in the Miocene
By analyzing sediments jostled by ground shaking, researchers have shown that two impact craters near Stuttgart were created by independent asteroid impacts rather than a binary asteroid strike.
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Tree Rings Reveal How Ancient Forests Were Managed
By analyzing thousands of oak timbers dating from the 4th to 21st centuries, scientists have pinpointed the advent of a forest management practice.
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A Culinary Silver Lining of Climate Change: More Truffles
The cultivation potential of a popular truffle species will increase in central Europe by 2050, global climate models predict.
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Experimentos Revelan Cómo el Carbono del Permafrost se Convierte en Dióxido de Carbono
Muestras de campo provenientes de Alaska muestran cómo la luz solar y el hierro convierten el carbono del permafrost en dióxido de carbono. Los modelos climáticos ignoran este proceso.
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Mount Everest Can Sometimes Feel Lower Than K2
Variations in air pressure on the top of Mount Everest affect oxygen availability, changing the perceived elevation of the summit by hundreds of meters.
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Waterways Change as Cities Grow Nearby
Using multidecadal data sets, researchers have traced how urbanization affects streamflow across the continental United States.
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Tracing the Moisture That Nourishes the World’s Highest Glacier
Using data from weather stations on and around Mount Everest, scientists find that the Khumbu Glacier receives most of its moisture from the Bay of Bengal.
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La Geología y la Química Impulsan la Migración Animal en el Serengueti
Trabajo de campo en Tanzania sugiere que la química del suelo—influenciada por el vulcanismo local y la actividad tectónica—podría ayudar a determinar la migración sin precedentes de más de un millón de ñus.