It's rare that the closure of an academic research group causes controversy. But when UT-Austin shuttered its institute researching Web accessibility, it triggered a firestorm of controversy about its attitude toward making technology available for people with disabilities.

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AUSTIN, Texas—For decades, many scientists have criticized string theory, pointing out that it does not make predictions by which it can be tested.

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"[Professor Eric] Pianka then began laying out his concerns about how human overpopulation is ruining the Earth. He presented a doomsday scenario in which he claimed that the sharp increase in human population since the beginning of the industrial age is devastating the planet.

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