White-throated sparrows teach each other new songs on migration stop-overs. Dainty Tennessee warblers make unexpectedly long stops in Quebec’s semi-urban forests to replace their flight feathers.

Trump’s Moves to Upend Federal Bureaucracy Touch Off Fear and Confusion Agencies are gripped with uncertainty about how to implement a blizzard of President Trump’s new policies as workers ...

Jan. 23, 2025 — Researchers have derived a formula for viral behavior in the Wild Cards, a science fiction series written by a collection of authors about an alien virus called the Wild Card ...