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.
Cancer immunotherapy has dramatic success in some cases, but not all. Researchers are trying to learn why.
Raccoons are highly successful critters, even in the face of a changing environment.