Imagine you're running and you sprain your ankle. The pain makes you gingerly limp the rest of the way home. This is a great ...

New World screwworm flies during the inauguration of a sterile screwworm fly production facility in Metapa, Chiapas state, ...

As Massachusetts prepares to mark America’s 250th anniversary, the state of firsts faces a familiar question: Is it still ...

Warming Pacific waters and El Niño could disrupt California marine food webs, raising risks for seabirds, fisheries and coastal ecosystems.