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Smelling the light
Harvard University neurobiologists have created mice that can “smell” light, providing a new tool that could help researchers better understand the neural basis of olfaction. The work, described this...
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Sniff mechanics
Harvard scientists are shedding light on a neural feedback mechanism that may play a key role in how the olfactory system works in the brain. The mechanism was first identified more than a century...
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Something doesn’t smell right
For most animals, the scent of rotting meat is powerfully repulsive. But for others, such as carrion-feeding vultures and insects, it’s a scent that can be just as powerfully attractive. The question...
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Sense of scents
For many animals, making sense of sensory stimuli is often a matter or life or death. Exactly how animals separate objects of interest, such as food sources or the scent of predators, from background...
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Teaching computers to identify odors
Though scientists have long known that mice can pick out scents — the smell of food, say, or the odor of a predator — they have been at a loss to explain how they are able to perform that seemingly...
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