Lunar orbiting data show that terrestrial oxygen rains down periodically on the Moon, enticing researchers with an opportunity to study Earth's ancient atmosphere.
News
Posted inNews
Déjà Vu? Ocean Warmth Melted Ancient West Antarctic Ice Shelf
Clues in seafloor sediments reveal that relatively warm water beneath western Antarctic ice shelves, a major factor in today's massive ice sheet retreat, also fueled some past ice loss.
Posted inNews
Gingrich Suggests Ways to Guide Trump on Science and Environment
Former House Speaker urges thoughtful, aggressive, articulate arguments to influence an administration that he says generally lacks its own plan.
Posted inNews
Trump EPA Pick Scott Pruitt Faces Heated Confirmation Hearing
Republicans tout Oklahoma Attorney General Pruitt as someone who will rein in regulatory overreach, whereas Democrats question his commitment to protecting the environment and public health.
Posted inNews
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.
Posted inNews
Postelection Angst Spurs Some Women Scientists to Ally and Act
An advocacy group for women scientists has formed in reaction to the contentious 2016 U.S. presidential campaign and expects to participate in the Women's March on Washington this weekend.
Posted inNews
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.
Posted inNews
Report Calls for Revised Method to Chart Cost of Climate Change
Proposed changes could improve the calculation's scientific basis and transparency, according to the report.
Posted inNews
Tsunamis Leave a Telltale Chemical Trail
Researchers follow a trail of organic compounds in soil that reveals the 2011 Tohoku tsunami's path over the Japanese coastline, providing clues to how often tsunamis recur and where they travel.
Posted inNews
White House Urges Future Science and Technology Priorities
Memos from the departing Obama administration specify science and technology frontiers for investment by President-elect Donald Trump and Congress.