'Experiment' raises alarm among social scientists.
Trial results are promising, but marred by poor efficacy against severe forms of the disease.
Dispute intensifies over a ban on some types of scientific cooperation with China.
Final decision could stifle investment in developing therapies.
The emissions needed to make and deliver consumer goods are a leading culprit of climate change
The First Americans: Mounting Evidence Prompts Researchers to Reconsider the Peopling of the New World
Humans colonized the New World earlier than previously thought—a revelation that is forcing scientists to rethink long-standing ideas about these trailblazers
The new statement from the American Academy of Pediatrics warns of possible language delays. Instead, unstructured play is better for linguistic development
US intelligence agency aims to forecast unrest by reading the runes of social media.
The Spaceport America Terminal Hangar Facility will be used by Richard Branson's Virgin Galactic
Iceland hopes electricity from renewable resources can power the servers that make the Web work
Is there a better way to clean up the next oil spill disaster? David Biello reports
The steel plates worn by medieval soldiers may have led to their wearers' demise
A new Georgia Tech Information Security Center report cites search engines, mobile phones and personal information as prime targets for hackers. Larry Greenemeier reports
The US agency's shrinking budget and growing space-telescope costs are squeezing other projects.
Fracking shale to release natural gas is among the largest energy prospects for China
The science behind moving species under threat from climate change
Scientists from some of the areas hardest hit have now had time to evaluate the storm's dramatic geologic effects on their home states
Participants in the 1000 Genomes project reconstruct the genetic variation of a lost group of Native Americans.