News tagged with detect odors
Scientists Discover An Ancient Odor-Detecting Mechanism in Insects
Biology /
Jan 08, 2009 |
3.7 / 5 (3) |
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(PhysOrg.com) -- In 1913 Theodore Roosevelt added cartographer to his resume when he and his crew ventured up an unspeakably dangerous and uncharted tributary named the River of Doubt. Now, on a charting expedition ...
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Sniffing out uses for the 'electronic nose'
Mar 10, 2008 |
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Despite 25 years of research, development of an “electronic nose” even approaching the capabilities of the human sniffer remains a dream, chemists in Germany conclude in an overview on the topic. Their review of R&D on digital ...
Two 'noses' are necessary for flies to navigate well
Biology /
Dec 26, 2007 |
4.4 / 5 (5) |
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Animals and insects communicate through an invisible world of scents. By exploiting infrared technology, researchers at Rockefeller University just made that world visible. With the ability to see smells, these scientists ...
New method enables scientists to see smells
Dec 24, 2007 |
3.9 / 5 (44) |
1
Animals and insects communicate through an invisible world of scents. By exploiting infrared technology, researchers at Rockefeller University just made that world visible. With the ability to see smells, these scientists ...
Chemical in bug spray works by masking human odors
Biology /
Mar 13, 2008 |
4.7 / 5 (11) |
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Fifty years have passed since the United States Department of Agriculture and the U.S. Army invented DEET to protect soldiers from disease-transmitting insects (and, in the process, made camping trips and barbecues more pleasant ...
Why King Kong failed to impress
12 hours ago |
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Humans have the same receptors for detecting odors related to sex as do other apes and primates. But each species uses them in different ways, stemming from the way the genes for these receptors have evolved over time, according ...
Irritating smells alert special cells, study finds
Mar 04, 2008 |
4.3 / 5 (7) |
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If you cook, you know. Chop an onion and you risk crying over your cutting board as a burning sensation overwhelms your eyes and nose. Scientists do not know why certain chemical odors, like onion, ammonia and paint thinner, ...
University of Maryland researchers unlock mystery of a third olfactory system
Aug 29, 2007 |
4.5 / 5 (4) |
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Researchers at the University of Maryland School of Medicine have found a “nose within the nose,” a unique olfactory system within the noses of mice that is able to “smell” hormones involved in regulating water and salt balance ...
First detection of 'odor profile' for skin cancer may lead to rapid, non-invasive diagnostic test
Aug 20, 2008 |
4.3 / 5 (8) |
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Chemists today described the first identification of a specific "odor profile" for skin cancer, a discovery that could form the basis of a rapid, non-invasive test for diagnosing the most common type of cancer in the United ...
Neural mapping paints a haphazard picture of odor receptors
Feb 03, 2009 |
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Despite the striking aromatic differences between coffee, peppermint, and pine, a new mapping of the nose's neural circuitry suggests a haphazard patchwork where the receptors for such disparate scents are as likely as not ...
Animals successfully re-learn smell of kin after hibernation
Biology /
Feb 13, 2009 |
4.5 / 5 (2) |
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(PhysOrg.com) -- Animals can re-establish their use of smell to detect siblings, even following an interruption such as prolonged hibernation, research at the University of Chicago on ground squirrels shows.
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