Rising birth rates no longer tied to economic prosperity

Fertility rates began falling in most of the world starting in the last century. By the 1970s, the U.S. had dipped under the replacement rate of 2.1 children per woman, a trend that has continued on a declining slope.

Unsociable networks

Innovation and high-tech "clusters" inspired by the success of Silicon Valley in the United States are, ironically, struggling to get much social networking out of the scientists who inhabit them, a new study suggests.

How the industry can fight back against pirated music

New research estimates that 28% of digital music world-wide is pirated using illegal file-sharing. The findings shed light on financial difficulties in the music industry experienced by companies such as HMV.

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