Feature
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		EarthAquatic Non-Scents
Many common pollutants appear to be jeopardizing the survival of fish and other aquatic species by blunting their sense of smell.
By Janet Raloff - 			
			
		Perchance to Hibernate
As scientists work to unravel the secrets of mammalian hibernation, they're eyeing medical applications that could aid wounded soldiers, stroke victims, and transplant recipients, among others.
By Ben Harder - 			
			
		EarthCounterintuitive Toxicity
Toxicologists risk missing important health effects, both good and bad, if they don't begin regularly probing the impacts of very low doses of poisons.
By Janet Raloff - 			
			
		HumansWeighing In on City Planning
Accumulating evidence suggests that urban sprawl discourages physical activity and may thereby contribute to obesity and related health problems.
By Ben Harder - 			
			
		ComputingDigital Fingerprints
New methods to identify Internet users by their behavior can uncover criminals online, but these techniques may also track millions of innocent users.
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		PhysicsCellular Contortionist
Mounting, but controversial, evidence suggests that DNA flexes more easily than previously thought, with potentially important implications for genetics, cell biology, and nanotechnology.
By Peter Weiss - 			
			
		EcosystemsMost Bees Live Alone
Concern about honeybee shortages has inspired new interest in bees that lead solitary lives and don't bother storing honey.
By Susan Milius - 			
			
		AstronomyA New Spin
Using a flotilla of spacecraft to study X-ray emissions from the vicinity of black holes, astronomers are nudging ever closer to the whirlpool of activity surrounding these gravitational monsters.
By Ron Cowen - 			
			
		HumansScience News of the Year 2006
A review of important scientific achievements reported in Science News during the year 2006.
By Science News - 			
			
		EarthRocking the House
A recent test that simulated the effect of a magnitude-6.7 earthquake on a full-size, wood-frame townhouse may help engineers and analysts design more earthquake-resistant homes. With sound and video.
By Sid Perkins - 			
			
		MathCrafty Geometry
By mastering traditional handicrafts such as knitting and crocheting, mathematicians are better able to understand complex surfaces.
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		ComputingWhat a Flake
New ways to simulate ice-crystal growth yield patterns remarkably similar to the beautiful and intricate shapes of snowflakes and may shed light on how those real-life shapes come about.
By Peter Weiss