Neuroscience

Have you taken the trillion odor challenge?

(Medical Xpress)—Butterscotch can be made by heating brown sugar and butter together according to some predefined proportion. Although one might imagine an infinite variety of butterscotches might be crafted through the ...

Neuroscience

Locusts reveal how neurons distinguish multiple odors

(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 ...

Neuroscience

Temporal processing in the olfactory system

The neural machinery underlying our olfactory sense continues to be an enigma for neuroscience. A recent review in Neuron seeks to expand traditional ideas about how neurons in the olfactory bulb might encode information ...

Diseases, Conditions, Syndromes

SARS-CoV-2 virus found to migrate within neurons and infect the brain

The emergence of different variants of SARS-CoV-2 has produced a wide range of clinical profiles and symptoms in patients. For the first time, researchers at the Institut Pasteur and Université Paris Cité have demonstrated, ...

Neuroscience

Researchers identify neurons that 'learn' to smell a threat

Whether conscious of it or not, when entering a new space, we use our sense of smell to assess whether it is safe or a threat. In fact, for much of the animal kingdom, this ability is necessary for survival and reproduction. ...

Neuroscience

Mapping the path from smell to perception

Our sense of smell has a powerful effect on our behavior and emotions. Aromas can evoke vivid memories of the past or warn us of a smoldering fire. Yet to neuroscientists, smell remains the most mysterious of our five senses.

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