UFO incidents refer to events where individuals report seeing unidentified flying objects. These sightings often involve strange lights or shapes in the sky that cannot be easily explained. Many of these reports have been documented by various organizations, including the U.S. government, which has conducted investigations into such phenomena. Some notable UFO incidents include the Roswell incident in 1947, where an object crashed in New Mexico, leading to speculation about extraterrestrial life. Another famous case is the Phoenix Lights sighting in 1997, where thousands of people observed a series of lights over Arizona. These incidents continue to spark interest and debate among enthusiasts and skeptics alike.