Are We Alone in the Universe? Data Analysis and Data Visualization of UFO Sightings with R, by Saúl Buentello
Pentagon report acknowledges 143 UFO sightings that it can't explain - National
Everything you need to know about UFOs
Unidentified flying object - Wikipedia
Cosmic' and 'phantom' UFOs are all over Ukraine's skies, government report claims
Pentagon confirms authenticity of UFO footage that shows flying object defying the laws of physics, National
UFO: Is the truth out there?
Watch CBS Evening News: Pentagon releases UFO sightings report - Full show on CBS
U.S. intelligence reports 366 new UFO sightings since 2021, half of them 'uncharacterized and unattributed