News
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Health & MedicineNeedles can stick it to pain
Acupuncture lessens pain, but so do needles randomly stuck in the skin, a new analysis shows.
By Nathan Seppa -
LifeNemo could get lost again as seawater approaches acidity
Reef fish raised at a seawater pH expected for the year 2100 don't smell their way around normally.
By Susan Milius -
Health & MedicineChocolate may have arrived early to U.S. Southwest
A new study suggests that people in America’s Southwest were making cacao beverages as early as A.D. 1000.
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HumansWhen dreams come true
People see hidden truths in their dreams and use dreams to guide waking attitudes and behaviors, especially when dream content supports pre-existing beliefs, researchers say.
By Bruce Bower -
LifeWhipping fluids along in microlabs
Researchers have detailed one way for hairlike structures to drive liquid in a "lab on a chip."
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SpaceBig black holes may not stop star birth
New study suggests models may have given these supermassive beasts too much credit.
By Ron Cowen -
Health & MedicineExcess blood sugar could harm cognition
Chronically high blood sugar levels in elderly people with diabetes seem to contribute to worsened cognitive function, a study shows.
By Nathan Seppa -
LifeSerotonin turns shy locusts into cereal killers
Serotonin can turn solitary locusts into swarming biblical-scale crop destroyers.
By Susan Milius -
Health & MedicineParenting shapes genetic risk for drug use
A three-year study of black teens in rural Georgia finds that involved, supportive parenting powerfully buffers the tendency of some genetically predisposed youngsters to use drugs.
By Bruce Bower -
Health & MedicineFingerprints filter the vibrations fingers feel
A new robotics study suggests that the ridges select the right frequencies for light touch
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Health & MedicineDonating a kidney doesn’t hurt long-term health
A survey of donors since the 1960s finds survival rates on par with the general population.
By Nathan Seppa -
HumansYoung scientists clear hurdle in national competition
Intel Science Talent Search finalists announced.