(Phys.org)—Our brains are constantly awash in chemicals that serve as messengers, transporting signals from one neuron to another. It's a really nifty system, although scientists still aren't clear on how, exactly, those ...
Biochemistry
Oct 16, 2012
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A seemingly unique part of the human and mammalian brain is the neocortex, a layered structure on the outer surface of the organ where most higher-order processing is thought to occur. But new research at the University of ...
Other
Oct 1, 2012
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Biomedical engineer Muhammet Uzuntarla from Bulent Ecevit University, Turkey, and his colleagues present a biologically accurate model of the underlying noise which is present in the nervous system. The article is about to ...
General Physics
Aug 15, 2012
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(Phys.org) -- James Goodson and colleagues at Indiana University have found that by altering the secretion of the hormone VIP in certain parts of the brain, treated birds lose their aggressive tendencies. As they write in ...
Channelrhodopsins (ChRs) are remarkable proteins that respond to specific wavelengths of light by allowing ions to cross the cell membrane, a mechanism that makes them useful for manipulating ion-driven processes in the brain. ...
Cell & Microbiology
Jun 8, 2012
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Researchers at Mount Sinai School of Medicine have gained insight into the mechanism by which a pathological brain protein called tau contributes to the progression of Alzheimer's disease (AD) and other neurodegenerative ...
Biochemistry
May 2, 2012
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Learning to work in teams may explain why humans evolved a bigger brain, according to a new study published on Wednesday.
Plants & Animals
Apr 11, 2012
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Weizmann scientists have revealed a new kind of on-off switch in the brain for regulating the production of a main biochemical signal from the brain that stimulates cortisol release in the body.
Cell & Microbiology
Feb 23, 2012
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If you were a blind, cannibalistic sea slug, living among others just like you, nearly every encounter with another creature would require a simple cost/benefit calculation: Should I eat that, do nothing or flee?
Plants & Animals
Jan 25, 2012
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(Medical Xpress) -- Fruit flies don't have noses, but a huge part of their brains is dedicated to processing smells. Flies probably rely on the sense of smell more than any other sense for essential activities such as finding ...
Biotechnology
Jan 19, 2012
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