Robot with frog egg smell sensor (w/ Video)
(PhysOrg.com) -- Researchers from the University of Tokyo have invented a novel means of improving a robot's sense of smell, by using inexpensive olfactory sensors containing frog eggs.
(PhysOrg.com) -- Researchers from the University of Tokyo have invented a novel means of improving a robot's sense of smell, by using inexpensive olfactory sensors containing frog eggs.
Breaking a longstanding impasse in our understanding of olfaction, scientists at UC San Francisco (UCSF) have created the first molecular-level, 3D picture of how an odor molecule activates a human odorant receptor, a crucial ...
Biochemistry
Mar 15, 2023
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58
If you had the grooming habits of a Neanderthal, perhaps it's a good thing your nose wasn't as sensitive to urine and sweat as a modern human's.
Evolution
Jan 5, 2023
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1034
When female mosquitoes are looking for a human to bite, they smell a unique cocktail of body odors that we emit into the air. These odors then stimulate receptors in the mosquitoes' antenna. Scientists have tried deleting ...
Cell & Microbiology
Aug 18, 2022
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53
Soil-dwelling nematodes depend on their sophisticated sense of smell for survival, able to distinguish between more than a thousand different scents—but the molecular mechanism behind their olfaction has baffled scientists ...
Plants & Animals
Aug 3, 2022
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300
Variations in the genes for the newly discovered scent receptors for musk and underarm odor add to a growing body of research suggesting that humans' sense of smell is gradually becoming less sensitive. Sijia Wang of the ...
Evolution
Feb 3, 2022
1
325
The stink of ammonia in urine, sweat, and rotting meat repels humans, but many insects find ammonia alluring. Now, UConn researchers have figured out how the annoying insects smell it, a discovery that could lead to better ...
Plants & Animals
Jun 23, 2021
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1893
The sense of smell is one of the most poorly understood of the five major senses. But now an international team of scientists led by Laurel Yohe of Stony Brook University suggests a new method to quantify olfactory receptors ...
Evolution
Sep 20, 2019
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29
An international team of researchers has found evidence of evolution influencing the number of neurons that sense certain odors in mammals. In their paper published in the journal Science Advances, the group describes their ...
It takes less than one-tenth of a second—a fraction of the time previously thought—for the sense of smell to distinguish between one odor and another, new experiments in mice show.
Plants & Animals
Nov 14, 2017
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93