US companies are investing less in science

A new article reveals that large corporations are investing less in science. From 1980 to 2006, publications by company scientists have declined in a range of industries. The result holds across a range of industries.

Young S. Africans 'use MXit to talk to strangers'

Three quarters of young people regularly talk to strangers on the South African social network MXit, raising concerns about the risks for young people on the mobile Internet, according to a study Tuesday.

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