Effort helps makes you smart? Kids who are more highly motivated on IQ tests achieve higher scores. Kids who score higher on IQ tests will, on average, go on to do better in conventional measures of success in life: academic achievement, economic success, even greater health, and longevity. Is that because they are more intelligent? Not necessarily. New research concludes that IQ scores are partly
by Lauren Schenkman on 11 November 2010, 2:01 PM | Permanent Link | 0 Comments Snap out of it! That daydream you're having about eloping to the Bahamas with Johnny Depp or Angelina Jolie is leaching away your happiness. In a new global study, researchers used iPhones to gauge the mental state of more than 2000 volunteers several times a day—even when they were having sex. The results indicate that
Fingers off. Grain-filled sacks can mold around objects of almost any shape, where conventional robotic hands could slip. It turns out that opposable thumbs aren't critical for getting a good grip. Neither are fingers. Scientists have created a robotic arm that can do everything from serve drinks to draw pictures even though it has no digits. Fingers and thumbs work perfectly well for humans, says
Fish story. Cut marks on a crocodile's foot bone show human ancestors were eating aquatic animals at this fossil site in Kenya. It must have been the first all-you-can-eat sushi bar. About 1.95 million years ago, a group of early human ancestors assembled on the shores of an ancient lake or river in Kenya and gathered fish and other aquatic animals from the shore and shallow water. Using stone too
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