Topics
82 topics to explore. Start with a popular one, or browse them all below. Looking for films? See Documentaries and movies.
RoswellThe 1947 debris recovery in New Mexico, the claims that followed, and the official reports on it.27 events
Navy encountersEncounters reported by Navy aviators and ship crews, including the Nimitz and the released videos.68 events
Nuclear sitesReports at missile bases, weapons storage areas, test sites and nuclear plants.41 events
Crash-retrieval claimsClaims that crashed craft or non-human materials were recovered, and the official responses to them.13 events
Area 51The Nevada test site, the secret aircraft flown there, and the claims about it.12 events
Hoaxes and debunked claimsFamous fakes and claims that did not hold up, and how they were exposed.53 events
AbductionsReports of people taken aboard craft, the investigations of them, and the research controversies.46 events
Congress and hearingsHearings, briefings, letters and laws, from the 1966 House hearing to the 2025 task force.122 events
Main sections
GovernmentOfficial programs, reports, laws and hearings, from Project Blue Book to AARO and the National Archives.Latest: Seventh PURSUE release of UAP records328 events- MilitaryEncounters reported by pilots, radar crews and base personnel, from the 1950s to today.Latest: Waves of unauthorized drones over Barksdale AFB141 events
Close encountersEncounter and abduction accounts, and the researchers who studied them.Latest: Kyiv astronomers post a paper on unidentified aerial phenomena88 events
Skinwalker RanchThe Utah ranch studied by NIDS and a Pentagon-funded program, and the Uinta Basin sightings before it.Latest: The Secret of Skinwalker Ranch season 6 premieres on History24 events- MediaThe books, broadcasts, films, podcasts and reporting that shaped what the public knows.Latest: Spielberg's UFO film Disclosure Day released342 events
- WhistleblowersPeople who made claims from inside government or its contractors, in public or under oath. Their claims are reported as claims.Latest: Sol Foundation holds its third UAP symposium, in Italy50 events
SightingsCivilian, police and airline reports, from single witnesses to mass sightings seen by thousands.Latest: Smuggling balloons from Belarus repeatedly shut Vilnius Airport258 events
Cases and themes
- Roswell27 events
- Crash-retrieval claims13 events
- Abductions46 events
- Mass sightings and waves47 events
- Radar cases56 events
- Photos and video185 events
- Pilots and aviation136 events
Drones92 events
Lights and orbs20 events
Triangle sightings10 events
Underwater objects4 events
Police witnesses77 events
Schools and children12 events
Landings and physical traces6 events
Cattle mutilations7 events
Contactees and UFO movements18 events- World War II and the first sightings7 events
Government and military
- Nuclear sites41 events
- Navy encounters68 events
- Air Force216 events
- Project Blue Book116 events
- Congress and hearings122 events
- AARO and the Pentagon109 events
- CIA, FBI and intelligence148 events
- Released files76 events
Presidents and the White House46 events- Area 5112 events
- Whistleblower complaints and inspectors general8 events
Around the world
Explained and disputed
Culture and science
Key figures
- Luis Elizondo11 events
- David Grusch13 events
Christopher Mellon9 events
Ryan Graves6 events
David Fravor7 events
Harry Reid5 events- Hal Puthoff3 events
Robert Bigelow15 events
J. Allen Hynek25 events
Jacques Vallee21 events- Bob Lazar3 events
- Sean Kirkpatrick8 events
Tim Gallaudet6 events
Tim Burchett5 events
Anna Paulina Luna6 events
Chuck Schumer6 events
Marco Rubio7 events
Kirsten Gillibrand4 events
Avi Loeb14 events
Donald Keyhoe13 events- John Mack9 events
James McDonald9 events
Donald Menzel6 events- Jeremy Corbell and George Knapp10 events
Garry Nolan5 events- Leslie Kean5 events
Stanton Friedman5 events
Budd Hopkins5 events
Steven Greer3 events