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Manipulative meow: Cats learn to vocalize a particular sound to train their human companions

Although perhaps not as jolting as an alarm clock, a cat’s “soliciting purr” can still pry its owner from sleep. And, when sufficiently annoying, the sound may actually coerce them from bed to fill a food bowl. 

This particular meow mix—an embedding of her cat’s high-frequency natural cry within a more pleasant, low-frequency purr—often awakens Karen McComb, a behavioral ecologist at the University of Sussex in the U.K...

July 13, 2009 — Lynne Peeples

Was Meriwether Lewis, of Lewis and Clark fame, murdered?

The family of Meriwether Lewis, co-leader of the Lewis and Clark expedition, announced this morning that they are once again seeking permission to exhume his bones from federal land and determine whether he committed suicide or was murdered...

July 8, 2009 — Brendan Borrell

New research explores how--and why--music affects our brains

Music has an undeniable power over mind and body—and the science behind its mysterious sway is a hot topic at the moment. In the latest study to show music’s physical effects on the body, researchers found that volume changes affect heart rate and other physiological markers...

July 6, 2009 — Frederik Joelving

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