Accidental battery fires, even from poorly made parts ... it’s also possible that the bomb-gadgets have leaked into more general circulation. Four children have already died.

Researchers are always developing better battery technologies, hoping to find ones that last a long time and never need to be recharged—and this month, we have yet another exciting breakthrough.

Roaring winds and falling trees cut off power to hundreds of thousands of people in King County during the bomb cyclone. Even the slightest interruption of power can mean big trouble for King ...