A "big data" analysis of nearly 1 million river junctions in the contiguous United States shows that branching angles in dendritic drainages vary systematically between humid and arid regions.
United States
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White House Mum on Arctic Priorities as Key Meeting Approaches
Arctic experts are watching to see whether U.S. Secretary of State Rex Tillerson will attend the Arctic Council meeting in May as a sign of how engaged the Trump administration will be in the region.
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Earth Science Budget Woes Cast a Shadow on Planetary Scientists
NASA's record-high proposed planetary science budget didn't quell the fears scientists have about cuts to Earth sciences.
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White House Budget Plan Slams Climate and Environmental Programs
The spending blueprint unveiled yesterday precedes a detailed budget proposal expected later this spring. Democrats declared the newly released plan "dead on arrival."
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Activists Set Out to Save Data, One Byte at a Time
Leaders of the DataRefuge movement hope that volunteer efforts across the country can stop government data from disappearing.
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Policy Experts Debate Trump Energy Plan
Lauded by free-market proponents at a policy forum, the White House plan sparked disagreements among panelists about climate implications, the potential for a coal comeback, and carbon taxes.
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Climate Rules on Chopping Block, Says Trump EPA Transition Head
Myron Ebell, whose transition role has ended, denied that President Donald Trump's agency appointees or nominees are antiscience. They're "willing to find out the best science," he said.
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Hiring Freeze Sparks Worries at Science Agencies
Other presidents have instituted hiring freezes, but some federal employee representatives worry that President Donald Trump's order is different because more draconian measures might follow.
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Immigration Ban Takes Toll on Earth and Space Scientists
Some researchers can't come to the United States or fear leaving the country to visit their home nations because of a new federal ban on immigrants.
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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.