Researchers have developed a large ornithopter with a bird-inspired jumping mechanism that enables autonomous takeoff without external assistance. The system can reset itself after landing, monitor ...

Whether they’re opening for takeoff, spreading wide for a lazy soar or flapping to brake for landing, bird wings make flying look almost effortless.

An American Airlines flight bound for San Francisco had to divert back to an airport in Philadelphia after it struck a flock of birds during a bumpy takeoff early Wednesday morning. The flight, AA ...