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Are Rorschach tests really any good?

Psychologists are up in arms about the posting of the 10 original Rorschach tests on Wikipedia . As detailed in today's New York Times , many of them fear that the easy availability of the inkblots could undermine their usefulness in assessing personality and mental illness...

July 29, 2009 — Philip Yam

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

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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis