Florida Museum researchers’ discovery of a giant fossilized snake reveals that the tropics were ruled by beasts larger than anyone imagined.
Special cells in the brain mimic the actions and intentions of others, forming the basis of empathy and social connections.
Ancient genes, recycled and repurposed, control embryonic development in organisms of striking diversity.
A noted Darwin historian probes the naturalist’s inner life.
Moray eels grab scientific attention—and more—with their jaws.
Human ailments as varied as hernias, hiccups, and choking are a legacy of our “fishy” ancestry.
What airplane designers could learn from the shape-changing wings of birds
An Internet guide to the evolution of plants
Toxic hairs enable some caterpillars to venture forth in conspicuous processions.