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** When trying to contact aliens it's probably better to write than phone, say Rutgers scientists in Nature. Since radio waves disperse as they travel, it would be more efficient to inscribe messages onto an object and send that into outer space, they wrote.
** Satellites will track pedophiles and other offenders in a British test program and Europe's 1st criminal GPS project. Tagged offenders will be tracked within up to 6 1/2 feet of their location. The system will sound an alarm if the offender enters an off-limits area, like a ...