Lunar orbiting data show that terrestrial oxygen rains down periodically on the Moon, enticing researchers with an opportunity to study Earth's ancient atmosphere.
JoAnna Wendel
JoAnna Wendel is a freelance science writer and cartoonist. She covers topics ranging from the geology of faraway moons to the behavior of animals in our oceans. She served as a staff writer for Eos from 2014 to 2018, then worked in communications in NASA’s Planetary Sciences Division. JoAnna is now freelancing full time as a writer and artist.
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Geoscientist-Rich Crew Slated for Space Station Next Year
Geophysicists from NASA and the European Space Agency and the first African American chosen to serve on an International Space Station crew are selected for 2018 missions.
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House Science Committee's Climate Tweets Rile Scientists
Twice in just over a month, a government body tweeted material that claims to refute the human causes of climate change.
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President Obama Publishes in Science on Renewable Energy Future
In the journal's Policy Forum, the president lays out why renewable energy investments will surge in the future regardless of political headwinds.
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More Frequent Glacial Quakes on Greenland Signal Ice Retreat
Between 1993 and 2011, the annual number of earthquakes caused by gigantic blocks of ice breaking away from Greenland's glaciers has increased, further evidence of accelerating ice loss.
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The Curious Case of Titan’s Missing Clouds
Two instruments, one region on Titan: One instrument saw clouds, the other didn't—what's going on?
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It’s Not Just Fracking: New Database of Human-Induced Quakes
In the largest compilation of anthropogenically induced earthquakes, causes range from building water reservoirs to mining.
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California’s Governor Promises to Fight for Science
Scientific efforts must ratchet up in the face of rising climate change denial, Governor Brown said to a roomful of scientists.
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Bat Guano: A Possible New Source for Paleoclimate Reconstructions
Nitrogen isotopes within samples of bat excrement accurately reflect modern precipitation patterns. So could guano serve as a paleoclimate record?
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Rise in Tornado Numbers per Outbreak May Not Be Tied to Warming
Scientists studying why previous research revealed a steadily increasing number of tornadoes in the United States per outbreak find an unexpected result.