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21 May 2015 Vol. 348 #6237
- Leaf bacteria fertilize trees, researchers claim Free-living nitrogen fixers defy textbooks and could boost crop production.
- Alarm over a sinking delta Rise and Fall project seeks ways to slow land subsidence in Vietnam's populous Mekong delta.
- Canadian registry to track thousands of pot smokers Data could answer questions about safety, efficacy, and dosage.
- Ancient DNA pinpoints Paleolithic liaison in Europe Romanian fossil was the great-great-great-grandson of a Neandertal—but an evolutionary dead end.
- E.U. commission promises to listen to scientists Panel of seven top scientists to act as watchdog of new advice system.
- ‘Rejuvenating’ protein doubted Factor reported to explain how young blood restores muscle has opposite effect in another lab.
- The drug push As fears of drug-resistant bacteria loom, governments try to coax companies back to the field.
- The new shape of fusion After decades of slow progress with doughnut-shaped reactors, magnetic fusion labs are gambling on a redesign.
- About Us
Breakthrough of the Year 2013
Watch a video of the 2013 scientific Breakthrough of the Year & the nine runners-up, ranging from transparent brains to exploding stars.
Science's Editor-in-Chief Marcia McNutt writes about The potential of cancer immunotherapy in the war on cancer. more »
Areas to Watch
Science editors forecast science news to look out for in the year ahead. more »
Science editors rate how well they predicted scientific areas worth watching in 2013.
Science editor Robert Coontz takes us behind the scenes of how the Breakthrough of the Year is decided.