Odorous gases, which are unpleasant and strongly irritating to the eyes, nose, and respiratory tract, are ubiquitous in facilities such as septic tanks, sewage systems, livestock farms, and waste disposal plants. These gases ...
Analytical Chemistry
Apr 10, 2023
0
16
In October 2, 2022, four days after Hurricane Ian hit Florida, a search-and-rescue Rottweiler named Ares was walking the ravaged streets of Fort Myers when the moment came that he had been training for. Ares picked up a scent ...
Plants & Animals
Mar 21, 2023
0
4
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
0
58
Ants can be found in nearly every location on Earth, with rough estimates suggesting there are over 10 quadrillion individuals—that is a 1 followed by 16 zeroes, or about 1 million ants per person. Ants are among the most ...
Plants & Animals
Mar 13, 2023
0
9
In a bid to understand why mosquitoes may be more attracted to one human than another, Johns Hopkins Medicine researchers say they have mapped specialized receptors on the insects' nerve cells that are able to fine-tune their ...
Cell & Microbiology
Feb 21, 2023
0
92
Geckos can use their tongue to differentiate their own odor from that of other members of their species, as researchers from the University of Bern have shown in a new experimental study. The findings show that geckos are ...
Plants & Animals
Feb 20, 2023
0
129
Graphene-based olfactory sensors that can detect odor molecules based on the design of peptide sequences were recently demonstrated by researchers at Tokyo Tech. The findings indicated that graphene field-effect transistors ...
Bio & Medicine
Jan 19, 2023
0
12
Mosquitoes spread several diseases, among them malaria and dengue virus. In 2020, about 241 million cases of malaria occurred worldwide, with a few more million cases occurring in 2021. Nearly half the world's population ...
Plants & Animals
Jan 9, 2023
1
68
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
1
1034
The survival of all animals and insects, from wolves to bees, depends upon their ability to find the source of odors, which is a challenge when wind disperses and obscures their source. Past research has shown that animals ...
Plants & Animals
Nov 10, 2022
0
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