Ancient humans had same sense of smell, but different sensitivities
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.
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
The science about our our special senses - vision, smell, hearing and taste - offers fascinating and unique perspectives on our evolution.
Evolution
Jul 13, 2015
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Elephants possess a sense of smell that is likely the strongest ever identified in a single species, according to a study by Japanese scientists out Tuesday.
Plants & Animals
Jul 22, 2014
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0
(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.
(Phys.org)—A new study of the sense of smell lends support to a controversial theory of olfaction: Our noses can distinguish both the shape and the vibrational characteristics of odorant molecules.
Other
Sep 19, 2012
6
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Out of the estimated 23,000 or more genes in the human genome, about 100 of them will differ—they will be present or not—between any two individuals. Genes lost or gained over time result from evolution and adaptation, ...
Biotechnology
Aug 9, 2013
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0
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
Every odor has its own specific pattern which our noses are able to identify. Using a combination of proteins coupled to transistors, for the first time machines are able to differentiate smells that are mirror images of ...
Analytical Chemistry
Jan 16, 2015
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313
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
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325
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