PTSD treatments could soon extend beyond therapy
Just-reported ripples in space may open a window on the very beginning of the universe
As global warming makes sizzling temperatures more common, will human beings be able to keep their cool? New research suggests not
Planetary scientist Sara Seager has turned tragedy into tenacity in her search for new Earths among the stars
NASA prepares to send humans into deep space
As more things are able to be recycled, the world of recycling grows ever more complicated
The Portrait Gallery takes a look at portraiture as it faces Abstract Expressionism in the era of Don Draper's mid-century modernism
Dinah Fried's new photo book brings the words of authors such as James Joyce and Lewis Caroll to life
For years a staple of Asian cuisine, the leafy green is becoming a popular new "super food" in the U.S.
A Boston-based startup is piloting its invention in Alaska, but could soon bring alternative energy to the masses.
Does oil stick around in the ecosystem indefinitely? What was the deal with the deformed fish? Can anything bad that happens in the Gulf be blamed on oil?
A genus of insect that inhabits caves in eastern Brazil has reversed sex organs, say scientists
What are they most fearful of? What are they most optimistic about?
The primates painstakingly rebuild their nest from scratch every night—a pre-bed ritual reminiscent of the "Princess and the Pea"
A photographer and model-maker created these dreamscapes, including a forest animal, to convey the essence of the urban metropolis
An Israeli startup has developed a bio-organic material that uses tiny nanodot crystals to quickly store energy.
A collection of works by the great Eastern modernist Kobayashi Kiyochika are on view at the Arthur M. Sackler Museum
More than 3,000 cherry trees blossom along the banks of the Tidal Basin
Lisa Kessler traveled across the country to hunt down images that show pink in America
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