Vaudeville team the Athols perform their “spider and the fly” routine.
From the collection of the Houghton Library , Harvard University
Cat Skull Catacomb Coffin
4 Fates of the Soul
Scientists have discovered the first fully warm-blooded fish
It’s one of the most basic biology facts we’re taught in school growing up: Birds and mammals are warm-blooded, while reptiles, amphibians and fish are cold-blooded. But new research is turning this well-known knowledge on its head with the discovery of the world’s first warm-blooded fish — the opah.