Heart-powered pacemaker could one day eliminate battery-replacement surgery

Posted: 02 Mar 2012 04:37 PM PST A new power scheme for cardiac pacemakers turns to an unlikely source: vibrations from heartbeats themselves.

Fukushima one year on: poor planning hampered Fukushima response Posted: 02 Mar 2012 05:30 AM PST One year after  an earthquake and tsunami hit Japan on March 11, 2011, an independent investigation panel has highlighted the country's failures in disaster planning and crisis management for the accident at the Fukushima Daiichi Nuclear Power Station. The article shows that agencies were thoroughly unprepared for the cascading nuclear disaster, following a tsunami that should have been anticipated.