As ancient, hollowed trees disappear in England, one researcher and his team are engineering prosthetic nests to provide an alternative home for endangered birds.

In the remote regions of Siberia, scientists are testing a bold ecological experiment known as Pleistocene Park. The goal is to restore the ancient mammoth steppe ecosystem that once dominated the ...

In April 2025, the FDA announced plans to shift biomedical research for monoclonal antibodies and other medications away from animal testing toward new approaches. One year later, much speculation ...