Neuroscience
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Neuroscience
Part of brain’s pleasure network curbed in mice with chronic pain
Part of brain’s pleasure network is muffled in mice with chronic paw injuries, a new study finds.
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Neuroscience
Study linking narcolepsy to autoimmunity retracted
Data linking disorder to immune cells couldn’t be replicated, scientists say.
By Nathan Seppa -
Neuroscience
Hippocampus may help homing pigeons explore
When researchers remove pigeons’ hippocampi, birds fly straighter on early parts of journey home.
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Health & Medicine
Long-term Parkinson’s treatment sheds bad rep
Prolonged used of levodopa doesn’t increase the severity of side effects from the Parkinson’s drug, new research shows.
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Neuroscience
For rats, a break from stress isn’t worth the relief
An unplanned vacation from stress might seem like a good idea, but a new study in rats shows that unpredictable escapes from pressure produce more strain on the first day back.
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Genetics
Hints about schizophrenia emerge from genetic study
From thousands of genomes, researchers pinpoint dozens of DNA changes that may underlie schizophrenia
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Animals
Termite soldiers locate battles with vibrational clues
To locate invasions, termite soldiers listen for millisecond-long delays in vibrational distress signals sent out by other soldiers.
By Susan Milius -
Neuroscience
Obese women struggle to learn food associations
In a lab experiment, women fail to connect color signal with tasty reward, a deficit that may contribute to obesity.
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Neuroscience
Electrode turns consciousness on and off
Woman lost awareness, though appeared awake, when her brain was stimulated near an area called the claustrum.
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Neuroscience
In female flies, sex is more complex than yes or no
A female fruit fly’s role in mating has appeared to be a simple yes or no. But now three new papers show the behavior is far more subtle, and intricate, than first thought.
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Neuroscience
Heavy marijuana use may affect dopamine response
People who regularly smoke five joints a day had dampened reactions to the chemical messenger dopamine.
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Neuroscience
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