Odd smell: Flies sniff ammonia in a way new to science

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 ...

Fast changing smells can teach mice about space

Researchers at the Francis Crick Institute and UCL (University College London) have found that mice can sense extremely fast and subtle changes in the structure of odors and use this to guide their behavior. The findings, ...

Lemurs can sniff out hidden fruit from afar

Lemurs can use their sense of smell to locate fruit hidden more than 50 feet away in the forest—but only when the wind blows the fruit's aroma toward them, according to a study published in the American Journal of Physical ...

The 'smell' of coral as an indicator of reef health

You might not normally think about what corals smell like—or how the smell changes during heat stress. However, that is what researchers from the University of Technology Sydney (UTS), the University of Sydney and Southern ...

Research team finds effect of odor on helpfulness in rats

Despite their reputation, rats are surprisingly sociable and actually regularly help each other out with tasks. Researchers at the Universities of Göttingen, Bern and St Andrews have now shown that a rat only has to smell ...

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