Neuroscience
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Animals
Betty the crow may not have invented her hook-bending tool trick
Textbook example of Betty the crow’s proposed insight into toolmaking is now called into question by observations of similar hook bending by wild New Caledonian birds.
By Susan Milius -
Neuroscience
Aging-related protein may play role in depression
Mouse study reveals link between aging protein and depression.
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Neuroscience
‘Neural dust’ can listen to body’s electrical signals
Tiny crystals can detect electrical signals in nerves and muscles of rats.
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Genetics
Rats offer clues to biology of alcoholism
Heavy-drinking rats are giving scientists new genetic clues to alcoholism.
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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.