中国西北部的沉积物显示，三叠纪晚期的严寒气候导致了许多生命形式的灭绝——但其中并不包括恐龙。
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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These Five Craters May Have Birthed a Third of Martian Meteorites
Researchers have homed in on five craters on the Red Planet that are the likely sources of Martian meteorites.
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Lots of Dust Gets Sucked Up by Jet Engines
Changing flight times and holding altitudes could substantially reduce the amount of wear-inducing dust ingested by jet engines.
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A Binary Asteroid System Gets Its Geological Close-Up
Researchers are learning more about the geology and evolution of the binary asteroid system Didymos from high-resolution imagery collected by the Double Asteroid Redirection Test mission.
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Das Oktoberfest—viel Bierzeltdunst und Methan
Unvollständige Verbrennung und biogene Emissionen—Atemausstoß und Flatulenz—machen das Oktoberfest zu einer starken, wenn auch zeitlich begrenzten Quelle des potenten Treibhausgases.
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Im Miozän gab es über dem heutigen Deutschland ein „doppeltes Meteoriten-Desaster”
Mit der Analyse der Sedimente, die durch den Einschlag durcheinandergeworfen wurden, konnten Forschende zeigen, dass zwei Einschlagkrater zwischen Schwäbischer und Fränkischer Alb nicht durch den gleichzeitigen Einschlag von zwei aneinander gekoppelten Himmelskörpern, sondern durch die Einschläge von zwei verschiedenen Meteroiten entstanden.
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Smells Like an Exoplanet
Hydrogen sulfide, spotted in the atmosphere of the exoplanet HD 189733 b, helps constrain how the planet formed.
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Britney Schmidt: Following the Ice
An Earth and planetary scientist is most at home in cold places that mimic the worlds of the outer solar system.
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Thanh Huong “Helen” Nguyen: Chasing Down Pathogens
An environmental engineer addresses some of public health’s biggest problems.
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The Size of the Great Salt Lake Affects Storm Precipitation
Utah’s most famous body of water is shrinking, and storms might deliver less precipitation than normal if that trend continues.