Bright flecks of burning wood stream through the smoky air and toward a hapless house. Before the one-story structure, the glowing specks, each merely centimeters in size, seem insignificant. But each lofted ember is a seed of destruction. Researchers estimate that embers cause somewhere between 60 to 90 percent of home ignitions.
Next to the house stands a trash bin, its lid propped open with sheets of cardboard inside. The fiery spores enter and in seconds flames sprout inside. Within minutes, a column of fire rises and licks the house’s sidewall. Black flaps of vinyl siding begin to peel and writhe. Burning chunks fall to the ground, and a
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