In 1997 the National Research Council issued a major report on the health effects of exposure to power frequency electromagnetic fields (EMF), such as those due to electric power lines.

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Trying to shrink a traditional electromagnetic motor is tricky because the power of the motor fades as it gets smaller.

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By unleashing a massive pulse of electromagnetic radiation sweeping over the planet, a severe solar storm could potentially knock out the electric power grid, silence radio and satellite communications and disrupt GPS navigation systems.

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Today, our society is networked by the power grid, satellites and phone lines, all vulnerable to the impact of a large electromagnetic storm.

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