Neuroscience
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Neuroscience
Out-of-sync body clock causes more woes than sleepiness
The ailment, called circadian-time sickness, can be described with Bayesian math, scientists propose.
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Animals
Be careful what you say around jumping spiders
Sensitive leg hairs may let jumping spiders hear sounds through the air at much greater distances than researchers imagined.
By Susan Milius -
Animals
Bees take longer to learn floral odors polluted by vehicle fumes
Car and truck exhaust mingling with a floral scent can slow down the important process of honeybees learning the fragrance of a flower.
By Susan Milius -
Neuroscience
Nerve cell migration after birth may explain infant brain’s flexibility
A large group of neurons migrates into babies’ frontal lobes after birth.
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Animals
Primitive signs of emotions spotted in sugar-buzzed bumblebees
When bumblebees eat a sugary snack, they make more optimistic decisions, a new study finds. This could be early evidence for emotion in insects.
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Neuroscience
Jessica Cantlon seeks the origins of numerical thinking
Cognitive neuroscientist Jessica Cantlon wants to find out how humans understand numbers and where that understanding comes from.
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Neuroscience
Jeremy Freeman seeks to simplify complex brain science
As a group leader at the Janelia Research Campus, Jeremy Freeman is equal parts neuroscientist, computer coder and data visualization whiz.
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Neuroscience
Brain’s physical structure may help guide its wiring
The brain’s stiffness helps dictate how nerve cells grow, a study suggests.
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Life
Color vision strategy defies textbook picture
Cone cells in the retina see in black and white and color.
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Neuroscience
Brain training can alter opinions of faces
Covert neural training could shift people’s opinions of faces.
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Neuroscience
New Alzheimer’s drug shows promise in small trial
A much-anticipated Alzheimer’s drug shows promise in a new trial, but experts temper hope with caution.
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Humans
Brain’s blood appetite grew faster than its size
Over evolutionary time, the energy demands of hominid brains increased faster than their volume, a new study finds.