Earth
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We summarize the week's scientific breakthroughs every Thursday.
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		ChemistryNonstick chemicals linked to infertility
Featured blog: Infertility doubled in women who had high concentrations of commercially produced nonstick chemicals polluting their blood.
By Janet Raloff - 			
			
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		Earth‘Science fraud’ alleged in urban lead incident
Virginia engineer charges data were buried or manipulated to hide the lead-poisoning implications to children of water contamination in the nation's capital.
By Janet Raloff - 			
			
		EarthToxic Lead: Watch Out for Schools
Schools may present the "worst case" for encountering lead-tainted water, an engineer reports finding.
By Janet Raloff - 			
			
		EarthWater-cleanup experiment caused lead poisoning
Featured blog: Lead concentrations spiked in many children living in the nation's capital after the local water authority altered the treatment used to disinfect drinking water.
By Janet Raloff - 			
			
		Health & MedicineOverly Hungry for Frogs
Frogs are shipped half-way round the world to sate human appetites for this lean white meat.
By Janet Raloff - 			
			
		EarthOldest zircon fine-tunes history of moon’s formation
Mineral bit provides clues about when our cosmic companion formed its crust.
By Sid Perkins - 			
			
		EcosystemsPacific Northwest salmon poisoning killer whales
A protected population of resident orcas around Vancouver Island and Puget Sound is the planet’s most PCB-contaminated mammals, says one researcher.
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		EarthEPA: Music to My Ears
Obama's pick for EPA administrator pledges to put science first.
By Janet Raloff - 			
			
		HumansLife expectancy up when cities clean the air
Study shows people live longer after fine-particulate air pollution is reduced.
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		EarthAntarctica is getting warmer too
Satellite data show most of the continent is following worldwide trend.
By Sid Perkins - 			
			
		EarthClearing some air over warming in Europe
A decline in fog and haze clears the air but also fuels 20 percent of the warming in Europe, a new study concludes.
By Sid Perkins