A fossil that would fit on a baby’s fingertip has revealed fresh clues about the evolution of the earliest-known relative of ...

Once-threatened koala populations in parts of Australia are showing surprising signs of genomic recovery, according to a ...

The Guam kingfisher was extinct in the wild. Through coordinated breeding, cultural consultation, and careful reintroduction ...

If you follow media coverage of koalas, you could be forgiven for feeling confused. Recent stories describe a “koala paradox”: endangered in the north of Australia, abundant in the south; genetically ...

Several providers of in-demand therapy for children diagnosed with Autism Spectrum Disorder are no longer covered by these Medicaid groups.

Smithsonian researcher Sarah Johnson studies bison specimens to understand how the species’s genetic diversity changed after its decline ...