Issue Date: April 12, 2010
The gray haze that lingers after a forest fire isn’t just a hallmark of devastation. Within that smoke’s wispy tendrils also drifts a family of signaling molecules ready to summon the forest back to life.
Smoke, it seems, has the power to make seeds sprout. For decades, scientists have been hunting for the molecules responsible for this growth-triggering power as well as those compounds’ mechanism of action. By delving into the science of smoke signals, . . .
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