As climate change shifts resources and habitat, humans and wildlife are coming into conflict more often, new research finds. It underscores the need for interventions, the researchers say.

A Pennsylvania man is charged with possessing an explosive in an airport and possessing or attempting to place an explosive or incendiary device on an aircraft, according to a criminal complaint.

Pilots at Delta Air Lines approved a new contract that will raise their pay by more than 30% over four years and likely lead to similar agreements covering union pilots at other major U.S. airlines.

Public access to most buildings at Michigan State University will be restricted at night, school officials said a little more than two weeks after a gunman killed three students and injured five.