Correcting an avian aroma error

Evolutionary biologist Danielle Whittaker has a turkey vulture–size bone to pick with John James Audubon, the well-known artist and Audubon Society namesake.

Camouflage or communication: How birds use odor

What senses do birds use? Obviously, they use hearing and sight—after all, they sing and often have colorful plumage. But what about the sense of smell? For a long time, it was thought that olfaction played no role in birds. ...

Ants can 'sniff out' cancer

Cancer detection is a major public health challenge, and the methods currently available to achieve it, for example MRIs and mammograms, are often expensive and invasive. This limits their large-scale use. To bypass these ...

Dogs can recognize their owner by voice alone

A new study from the researchers of the Department of Ethology at Eötvös Loránd University (ELTE), Hungary reveals that dogs can recognize their owner by voice alone, and they make use of some of the same voice properties ...

Humans and other primates have evolved less sensitive noses

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 ...

Artificial smelling to control food quality

A team led by Santiago Marco, professor at the Department of Electronic Engineering of the UB and member of IBEC, has optimized the use of a technique that analyzes, at a molecular level, the present substances in the aroma ...

Tongue-in-cheek award with cult status for cinema air study

The Ig Nobel Prizes honor scientific achievements that "should first make people laugh and then make them think". The spoof prizes, first awarded by the US journal Annals of Improbable Research in 1991, have long since acquired ...

Hummingbirds can smell their way out of danger

In less time than it takes to read this sentence, hummingbirds can catch a whiff of potential trouble. That's the result of new UC Riverside research showing, contrary to popular belief, the tiny birds do have an active sense ...

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