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US online music sales are set to rise and rise

A portable radar could soon help emergency services to locate people, or help security forces to free hostages. Developed in the UK by Cambridge Consultants, the Prism 200 uses ultra-wide-band radar pulses to create a 3D map of whatever lies behind a wall up to 40 centimetres thick. The device can distinguish between stationary objects and moving people, and also tell whether people are standing, sitting or lying down.

Checking emails on your mobile phone is about to get easier. Microsoft and Yahoo have both announced plans to release software later this year that will automatically forward emails from a mail server to a mobile phone, without the need to periodically download the inbox. At the moment this type of 鈥減ush鈥 email software is only available on BlackBerry devices, made by the Canadian company Research in Motion.

Sports fans will soon be able to watch instant replays on their cellphones while they are still at the game. Munich-based programmer Erich Schubert and IT specialist Patrick Riley of the University of California at Berkeley have created mReach, which decodes live sports feeds and delivers highlights to mobile phones. The system will be available in Europe next year in time for soccer鈥檚 World Cup tournament in Germany.

鈥淏luffing can be programmed鈥

The Los Angeles Times on the rise in poker-playing computers. Next month Las Vegas will host the first money tournament for poker bots

Notes on the net