Does success in the urban jungle require dexterity or cleverness? Or both?
Second grader Nina Del Bosque sent SciFri a letter with a question about stinging caterpillars. We introduce her to a biologist to answer her caterpillar curiosities.
Raccoons are highly successful critters, even in the face of a changing environment.
A new report says our warming world will hit all sectors of the U.S. economy, in ways both big and small.