June 24, 2013 A technology called adaptive optics is enabling astronomers to peer into space as never before. The specialized telescopes, which have mirrors that can adjust their shapes up to 1,000 times per second, compensate for the blurring that happens when light passes through Earth's atmosphere.
June 8, 2013 After 10 weeks, hypertensive rats fed a diet consisting of 5 percent asparagus had lower blood pressure than their counterparts fed a standard rat diet.
May 23, 2013 A test of third-year medical students in North Carolina revealed biases against the obese. The author of the study says these thoughts, often subconscious, could affect how doctors treat their patients and whether those patients trust them.
May 13, 2013 Since 1958, researchers have been measuring the amount of carbon dioxide in the atmosphere at the Mauna Loa Observatory. The remote outpost has just reported a carbon dioxide level of 400 parts per million — the highest it has climbed in the modern age.
May 7, 2013 Actually, fresh fish doesn't smell "fishy," says Joe Palca. He spent a recent morning watching Hawaii's fishermen sell some 50,000 pounds of catch on the auction floor and sends this postcard.
March 5, 2013 Computer games aren't just for fun anymore — they're also valuable research tools. Scientists are taking complex problems — like trying to figure out how proteins fold and how neural networks work — and turning them into engaging games. And they need your help.
February 27, 2013 The restaurant chain hopes a new system for analyzing big data sets will help it spot patterns of complaints across its more than 170 outlets in a matter of hours, not weeks. The goal: to spot problems small and big (soggy pickles? foodborne illness?) before they balloon.