(Medical Xpress)—Our sense of smell is often the first response to environmental stimuli. Odors trigger neurons in the brain that alert us to take action. However, there is often more than one odor in the environment, such ...
Nov 25, 2013
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Our senses serve the purpose of relaying information about our environment back to the brain, where it is deconstructed, made sense of and then acted upon.
Oct 25, 2013
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(Medical Xpress)—A dollop of peanut butter and a ruler can be used to confirm a diagnosis of early stage Alzheimer's disease, University of Florida Health researchers have found.
Oct 9, 2013
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Think of the smell of freshly baking bread. There is something in that smell, without any other cues – visual or tactile – that steers you toward the bakery. On the flip side, there may be a smell, for instance that of ...
Oct 7, 2013
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Taste can be classified into five flavors that we sense, but how many odors can we smell? There are likely about 10 basic categories of odor, according to research published September 18th in the open access journal PLOS ...
Sep 18, 2013
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Alan Carleton's team from the Neuroscience Department at the University of Geneva (UNIGE) Faculty of Medicine has just shown that the representation of an odor evolves after the first breath, and that an olfactory retentivity ...
Aug 12, 2013
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Researchers in Philadelphia have begun an ovarian cancer detection study that relies on dogs' keen sense of smell.
Aug 9, 2013
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Scientists used fruit flies to show for the first time that a new class of genetically engineered proteins can be used to watch nerve cell electrical activity in live brains. The results, published in Cell, suggest these ...
Aug 8, 2013
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There are some smells we all find revolting. But toward a handful of odors, different people display different sensitivities—some can smell them, while some can't, or some find them appealing, while others don't. A pair ...
Aug 1, 2013
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The ability to distinguish between odors declines steadily with age, but a new study shows that African-Americans have a much greater decrease in their sense of smell than Caucasians. This can have serious consequences. Olfactory ...
Jun 12, 2013
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