Chemistry
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We summarize the week's scientific breakthroughs every Thursday.
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		ChemistryNitrous oxide fingered as monster ozone slayer
Nitrous oxide has become the leading threat to the future integrity of stratospheric ozone, scientists report.
By Janet Raloff - 			
			
		ChemistryLeptin leads to hamster baby boom
High levels of leptin may tell mother hamsters to invest in larger litters, a new study suggests.
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		ChemistryStyrofoam degrades in seawater
Study suggests besides the visible plastic, smaller bits are fouling the waters
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		AstronomyComet dust harbors life’s building blocks
Samples collected from a comet’s halo suggest comets could have carried amino acids to the early Earth
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		Health & MedicineBetter BBQ through chemistry
Food chemists reveal their secrets to juicier, tastier barbecue.
By Sid Perkins - 			
			
		Health & MedicineWorm-inspired superglue
Researchers create a material that may one day be used to paste together bones in the body.
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		ChemistryDrugged money
U.S. greenbacks are especially effective at pocketing tiny traces of cocaine.
By Janet Raloff - 			
			
		TechIsotope crisis threatens medical care
Global production of the feedstock for the leading medical-imaging isotope is low and erratic, putting health care in jeopardy.
By Janet Raloff - 			
			
		ComputingMinifridge makes quantum computers last
A new study shows that if ions are kept cool, then the information they hold can be repeatedly manipulated.
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		Health & MedicineWhen BPA-free isn’t
A type of plastic that shouldn't contain a hormone-mimicking ingredient may have it anyway, Canadian government scientist find.
By Janet Raloff - 			
			
		ChemistryBeehive extract: Coming to the Tour de France?
Bees may have a performance-enhancing answer for hot blooded pursuits.
By Janet Raloff - 			
			
		ChemistryBrilliant blue for the spine
A study in rats suggests the blue dye similar to that found in popsicles and sports drinks may prevent cell death after spinal cord injury.