News
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AstronomyPioneer 10’s puzzling motion: a lot of hot air
The slow-down of the Pioneer spacecrafts may be caused in part by the way they radiate heat, new data shows.
By Ron Cowen -
Health & MedicineMicro-strokes mimic Alzheimer’s Disease
Microscopic drops in blood flow to the brain may cause half of all dementia cases, a new study finds.
By Janet Raloff -
HumansShifting priorities at the wheel
Multitasking while driving may exceed brain's capacity, a new study finds.
By Bruce Bower -
ClimateResearchers rethink fate of celebrity plankton
A poster-species for the hazards of greenhouse gas accumulation thrives in carbon dioxide-rich waters.
By Susan Milius -
Health & MedicineTwo drinks a day might increase breast cancer risk
Two or more alcoholic drinks a day can increase the risk of hormone receptor-positive breast cancer, new research suggests.
By Nathan Seppa -
Health & MedicineTandem Attack
By attaching a tumor-suppressing protein to a harmless compound, scientists can kill cancer cells in a mouse model.
By Nathan Seppa -
Health & MedicineAsperger’s syndrome may not lead to lack of empathy
People with high-functioning autism respond to others' pain, two studies show.
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LifePockets of Poor Health
The trend towards longer life expectancy plateaued or reversed in some parts of the U.S., a new study finds.
By Nathan Seppa -
Health & MedicineNew approach might strike at the core of Alzheimer’s disease
By anchoring an enzyme-inhibiting molecule to a cell membrane, researchers have designed a potential skeleton for a new Alzheimer's treatment.
By Nathan Seppa -
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LifeRest in peace nanobacteria, you were not alive after all
New studies bid a fond farewell to nanobacteria -- the extremely tiny “microorganisms” that have sparked controversy and may cause disease.