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We summarize the week's scientific breakthroughs every Thursday.
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AgricultureAAAS: Stress Can Make Plants More Nutritious
People who aren't veggie lovers might want to seek out types of produce that deliver an especially big nutrient bang for the gram.
By Janet Raloff -
SpaceCosmic mystery
High-energy invaders from space could signal a nearby pulsar, or perhaps dark matter.
By Susan Gaidos -
EarthFirst wave
The presidents of two island nations draft escape plans, anticipating sea level rise.
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ClimatePlumes of arctic haze traced to Russia, Kazakhstan
Smoke from forest fires, agricultural burning may be substantial part of springtime plumes.
By Sid Perkins -
ChemistrySupergoo Erases ‘Monument-al’ Nuclear Fallout
From disposable diapers comes a technology that can be used to extract radionuclides off of the porous surfaces of buildings.
By Janet Raloff -
ClimateWinter birds shift north
More than 170 common North American species are wintering farther north than they did in the past.
By Susan Milius -
EcosystemsFlowering plants welcome other life
When angiosperms diversified 100 million years ago, they opened new niches for ants, plants and frogs.
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EarthCalifornia may yet get the first greenhouse gas limits for cars
President Obama decides to revisit a controversial decision made less than a year ago by his predecessor.
By Janet Raloff -
HumansFederal R&D downturn preceded ‘08 economic crash
Federal R&D spending looks grim — until you compare it to the U.S. economy in general.
By Janet Raloff -
EarthAnimal ancestors may have survived ‘snowball Earth’
Chemical fossils in Precambrian sedimentary rock push back the first date for animal life.
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HumansOn Science & the Fearsome OMB
President Obama has directed federal budget masters to put public interests first when they review proposed regulations.
By Janet Raloff -
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