Neuroscience
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Neuroscience
Red blood cells sense low oxygen in the brain
Red blood cells sense low oxygen and speed to the scene, a new study suggests.
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Neuroscience
Running doesn’t make rats forgetful
Running doesn’t seem to wipe out old memories in rats, concludes a new study that contradicts earlier reports suggesting that exercise does actually help old memories fade and new memories form — in other rodents.
By Meghan Rosen -
Neuroscience
Gift-giving brain cells are lifeline to injured nerve cells
After an injury, astrocytes give nerve cells a gift of mitochondria, mouse study suggests.
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Neuroscience
Antibiotics might fight Alzheimer’s plaques
A new study found that antibiotics hit Alzheimer’s plaques in the brains of mice.
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Neuroscience
New brain map most detailed yet
By combining different types of data, researchers have drawn a new detailed map of the human brain.
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Health & Medicine
Still mysterious, aging may prove malleable
Our editor in chief discusses the science of aging.
By Eva Emerson -
Neuroscience
The brain’s blueprint for aging is set early in life
The brain's decline may mirror its beginning, offering clues to aging.
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Animals
Readers mesmerized by ‘Strange visions’
Animal vision, ice-making microbes, brain maps and more reader feedback.
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Neuroscience
Post-stroke shifts in gut bacteria could cause additional brain injury
The gut’s microbial population influences how mice fare after a stroke, suggesting that poop pills might one day prove therapeutic following brain injury.
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Neuroscience
Rewarding stimulation boosts immune system
Activating feel-good nerve cells boosts mice’s immunity, a new study suggests.
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Science & Society
Empathy for animals is all about us
We extend our feelings to what we think animals are feeling. Often, we’re wrong. But anthropomorphizing isn’t about them. It’s about us.
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Health & Medicine
Vaccines could counter addictive opioids
Scientists turn to vaccines to curb the growing opioid epidemic.
By Susan Gaidos