Have you ever found yourself struggling to get your order taken at a crowded bar or lunch counter, only to walk away in disgust as more aggressive customers elbow their way to the front? It turns out that flies do much the ...
Plants & Animals
Dec 6, 2009
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Scientists at the University of California, Davis, have identified the dominant odor naturally produced in humans and birds that attracts the blood-feeding Culex mosquitoes, which transmit West Nile virus and other life-threatening ...
Biochemistry
Oct 26, 2009
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Researchers at Washington University in St. Louis have spent the better part of the decade studying the ins and outs of how locusts smell, including how odors affect the insect's behavior.
Plants & Animals
Aug 7, 2024
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18
Whether it's the wafting aroma of our favorite meal or the dangerous fumes seeping from a toxic chemical, the human sense of smell has evolved into a sophisticated system that processes scents through several intricate stages. ...
Plants & Animals
May 21, 2024
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37
Two independent research teams have successfully regenerated mouse brain circuits in mice using neurons grown from rat stem cells. Both studies, published April 25 in the journal Cell, offer valuable insights into how brain ...
Cell & Microbiology
Apr 25, 2024
1
44
Caterpillars have the ability to consume copious amounts of plant materials in a short time. Caterpillars use their antennae to scan their surroundings in order to eat safely in a hostile environment. Researchers of Wageningen ...
Plants & Animals
Apr 10, 2024
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271
A trio of psychologists at Wilfrid Laurier University, in Canada, has found evidence that at least one type of snake may have self-recognition. In their study, published in Proceedings of the Royal Society B: Biological Sciences, ...
Researchers led by Yoshihiro Yoshihara at the RIKEN Center for Brain Science in Japan have solved a fishy mystery dating back to 1938: What is the schreckstoff—or alarm substance—that fish smell when their shoal-mates ...
Ecology
Mar 18, 2024
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5
A living organism's nose is essentially a biological molecule detector that sends neurological signals to the brain, which then decodes a particular scent. Human noses, with six million olfactory receptors, can distinguish ...
Analytical Chemistry
Mar 5, 2024
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102
Watching someone cry often evokes an emotional response—but according to a new study published Thursday, human tears themselves contain a chemical signal that reduces brain activity linked to aggression.
Other
Dec 25, 2023
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