Posts Tagged ‘smells’
One gene lets mice smell danger
NORTHWESTERN (US) — Mice would be easy prey without a single gene that lets them smell cats on the prowl. Continue…
Wednesday, May 8, 2013 12:38 - 0 Comments
Science & Technology - Dec 19, 2012 12:01 - 0 Comments
Plants smell danger from flies on the prowl
PENN STATE (US) — The scent of a male fly searching for a mate may be enough to trigger plants’ defenses, report entomologists. (more…)
Science & Technology - Dec 11, 2012 16:52 - 0 Comments
With 2-way wiring, moths feast on floral potluck
U. WASHINGTON / U. ARIZONA (US) — Despite being among the insect world’s most picky eaters, moths are able to enjoy a pollinator’s buffet of flowers because of two distinct “channels” in their brains. (more…)
Top Stories - Nov 9, 2012 7:56 - 4 Comments
Bees fight back killer mites, and win!
PURDUE (US) — Honeybees are developing defenses to outsmart and destroy varroa mites, which can wipe out entire bee colonies. (more…)
Science & Technology - Sep 17, 2012 12:17 - 1 Comment
Mice regain sense of smell with gene therapy
U. MICHIGAN (US) — For the first time, scientists have used gene therapy to restore the sense of smell in mice, offering hope to people with a similar condition. (more…)
Top Stories - Sep 11, 2012 9:53 - 0 Comments
Ants take in smells with hi-def sniffers
VANDERBILT / U. PENNSYLVANIA (US) — Ants have four to five times more odor receptors than most other insects, say scientists, who completed the first full map of their olfactory system. (more…)
Top Stories - Aug 31, 2012 10:45 - 1 Comment
Microbes give hyena clans a unique stink
MICHIGAN STATE (US) — A clear link exists between the diversity of hyena clans and the microbial communities that reside in their scent glands. (more…)
Health & Medicine - Aug 14, 2012 13:08 - 0 Comments
How smell bounces back after a cold
NORTHWESTERN (US) — When we have a head cold, our brain works overtime to make sure our sense of smell is just as sharp when our stuffed nose clears up. (more…)
Science & Technology - Jan 30, 2012 13:25 - 3 Comments
Smells, great and gross, reshape the brain
CALTECH (US) — Based on a new study with locusts, researchers better understand how the brain adapts to remember new and specific smells. (more…)
Science & Technology - May 19, 2011 14:55 - 0 Comments
Big brains gave mammals strong sniffers
U. TEXAS-AUSTIN (US) — Scientists used CT scans to reconstruct the brains of two early mammals and discovered that they had larger-than-expected brains, particularly in the area for smell. (more…)
Science & Technology - Jul 29, 2010 10:27 - 6 Comments
Lemurs smell funny on birth control
DUKE (US)—A new study finds hormonal contraception changes the chemical signals sent by female ring-tailed lemurs, making them less attractive to potential mates. (more…)
Science & Technology - Mar 24, 2010 12:52 - 0 Comments
Identifying birds by sniff, not song
INDIANA U (US)—Two recently diverged populations of a southern California songbird produce unique odors, suggesting smell could contribute to the reproductive isolation that accompanies the origin of new bird species. (more…)
Health & Medicine - Oct 28, 2009 18:17 - 5 Comments
Human, bird scent drives mosquitoes wild
UC DAVIS (US)—Scientists have identified the dominant odor produced by humans and birds that attracts blood-feeding Culex mosquitoes, known to transmit West Nile virus and other serious diseases. (more…)
Health & Medicine - Aug 21, 2009 12:18 - 0 Comments
Nose keeps smells separated
RICE (US)—A rhino-rivalry of sorts occurs when the nose encounters two different scents simultaneously. Researchers have discovered that the brain processes them through each nostril in an alternating fashion. (more…)
