WASHINGTON -- Shortly before he was forced to resign, the nation’s top vaccine regulator says he refused to grant Health ...

NPR obtained emails that went out last week to leaders at health agencies offering to transfer them to postings in tribal ...

Three genetically engineered wolves that may resemble extinct dire wolves are trotting, sleeping and howling in an ...

Por DEVI SHASTRITres personas han muerto por enfermedades relacionadas con el sarampión en Estados Unidos desde que el virus ...