Bicycle powered by a DPX Systems drive unit.The DPX Systems drive unit can be mounted or adapted to unlimited objects to produce linear and or rotational motion.
read more | digg story
Friday, July 25, 2008
Scientists Find Trigger for Northern Lights
The researchers hope the finding will be a step in developing reliable forecasts of geomagnetic storms.
read more | digg story
read more | digg story
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