How We Localize Surround Sound

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The crickets ears are located on its front legs and have four acoustic inputs. Sound first reaches the outer eardrum which is connected to an acoustic trachea a transverse trachea and an acoustic trachea on the opposite side allowing the sound to pas ...
The cricket’s ears are located on its front legs, and have four acoustic inputs. Sound first reaches the outer eardrum, which is connected to an acoustic trachea, a transverse trachea, and an acoustic trachea on the opposite side, allowing the sound to pass all the way through the cricket’s body. Credit: Michelsen and Larsen

You're walking down a busy street, with cars and buses driving past and bits of conversations reaching your ears, when you hear someone call your name. You turn about 60 degrees to your left and look up to the second floor window of a building about 100 meters away, to exactly the spot where a friend is waving.


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All News summaries for January 09, 2008

Penguins ride air force jet to South Atlantic

4 hours ago | User rating: not rated yet
(AP) -- More than 370 penguins that mysteriously washed up on Brazil's equatorial beaches were flown south on a huge air force cargo plane and released closer to the frigid waters they call home, animal advocates ...

New gene that helps plants beat the heat

5 hours ago | User rating: not rated yet
Michigan State University plant scientists have discovered another piece of the genetic puzzle that controls how plants respond to high temperatures. That may allow plant breeders to create new varieties of crops that flourish ...

Microwave ovens need added safety controls

Oct 06, 2008 | User rating: not rated yet
Microwave ovens should be equipped with safety controls to prevent children from opening them and being burned by hot foods and drinks, according to a study published today by University of Chicago Medical Center researchers ...

Bird diversity lessens human exposure to West Nile Virus

Oct 06, 2008 | User rating: not rated yet
A study by biologists at Washington University in St. Louis shows that the more diverse a bird population is in an area, the less chance humans have of exposure to West Nile Virus (WNV).

Social problems dominate concerns in neighborhoods with unsatisfied residents

Oct 06, 2008 | User rating: not rated yet
A new study reveals that the general appearance of a neighborhood is the single most important factor affecting how satisfied residents are about the area where they live.
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