

Sophie Hartley is an environment reporter based in Indianapolis, Indiana. After studying Comparative Human Development and Creative Writing at the University of Chicago, she earned a master’s degree in science writing from MIT. Her reporting has appeared in Science News, Science Friday, Scientific American and elsewhere.
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Can Breeding Pest-Resistant Trees Save American Forests?
Pests are ravaging keystone species like ash, elm, and beech. But researchers are breeding the survivors into more resilient populations.
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How One Photo Of A Flower Reignited A Species Debate
A new photo of a long-forgotten flower showed up online. Identifying it means getting into the tricky question of how a species is defined.