Smithsonian scientists and researchers work to understand the natural history of Earth. They explore how the Earth and its inhabitants have changed and adapted over time. They explore questions about ...

As Diana Boudreau shaves bits of rock off a large, prehistoric skull, exposing rows of sharp, fossilized teeth, a giant blue dust collector tube dispatched from the ceiling sucks up bits of debris ...

The findings reveal that insects developed modern patterns of herbivory long before flowering plants flourished, upending a long-held hypothesis Jack Tamisiea Paleontologist Conrad Labandeira, the ...