Life
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We summarize the week's scientific breakthroughs every Thursday.
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AnimalsDon’t blame the guys
Scientists take a new look at what drives female damselflies to look like males.
By Susan Milius -
Health & MedicineCh-ch-ch-changes
Epigenetic shifts continue throughout a person’s lifetime, and the overall pattern of these shifts appears similar within families.
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EcosystemsHuman ‘Signature’ in Fish Losses
Why the whales-ate-my-fish argument doesn't hold water.
By Janet Raloff -
EcosystemsOn Whales’ Appetites: What a Waste
An advocacy group and renowned scientist floundered in an attempt to compel opinion shapers with the science showing that industrial fleets, not whales, pose a serious threat to fish stocks.
By Janet Raloff -
LifeNearly immortal sea creature spreads
Hydrozoan with reversible life cycle now found worldwide.
By Susan Milius -
HumansWhaling back to the future
International commission meets after soul-searching on years of dispute.
By Susan Milius -
LifeWhen cells go quiet
Connections between nerve cells may be lost when communication between the cells lapses.
By Amy Maxmen -
PlantsForest invades tundra
The Arctic tundra is under assault from trees, with serious implications for global climate change.
By Janet Raloff -
ChemistryCatching your breath
Scientists are investigating how to use the human breath to diagnose diseases and environmental ills.
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AnimalsPeril of play
A new study shows that playful 2-year-old chimpanzees may be particularly vulnerable to infectious diseases — some caught from humans.
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Health & MedicineStomaching diabetes
A new way to treat diabetes could recruit cells in the gut to make insulin when the pancreas can’t.
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AgricultureA vanilla Vanilla
The orchid that gives us vanilla beans has startlingly low genetic diversity, suggesting crops might be susceptible to pathogens, researchers report.