Do Aliens & UFOs exist? Has man been visited by other races from other worlds? Explore the fascinating evidence for and against the existence of extraterrestrials.

The 1973 Missouri UFO Sighting

The 1973 Missouri UFO brought James Richard out of bed and to his window, where he saw the UFO hovering in the trees outside. Learn about the 1973 Missouri UFO sighting.

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  • Astronomer J. Allen Hynek

    Astronomer J. Allen Hynek

    J. Allen Hynek was a scientific advisor to Project Blue Book, the government UFO research group. As time went on, he had more and more difficulty toeing the party line on UFO phenomena. Learn more about J. Allen Hynek and his UFO research. See more »

  • Bob Lazar, UFO Hoaxster

    Bob Lazar, UFO Hoaxster

    Bob Lazar claimed to have worked in the S-4 section of Area 51. On that top-secret Nevada research base, he claimed to see anti-gravity reactors and flying saucers in person. How truthful were his extravagant tales? See more »

  • Ether Ships

    Ether Ships

    The theory of ether ships is one of many UFO theories that seek to explain UFO phenomena. Ether ships have strange properties that allow them to travel widely. Read about ether ships and where they might come from. See more »

  • Explaining UFOs

    Explaining UFOs

    Both skeptics and believers spend time researching UFO reports and explaining UFOs as natural or supernatural events, whether meteor or balloon or optical allusion or good old-fashioned mystery. Read more about explaining UFOs. See more »

  • Foo Fighters

    Foo Fighters

    Foo fighters have been reported by fighter pilots since World War II. Were they with the Axis or Allies, or maybe from another planet? Read more about reports of foo fighters and censorship of foo fighter sightings. See more »

  • George Adamski and the Space Brothers

    George Adamski and the Space Brothers

    George Adamski preached an interplanetary gospel based on contact with UFOs and aliens. Though serious investigators scoffed, he earned wide attention. Read about George Adamski and his "Space Brothers." See more »

  • History of the Roswell UFO Incident

    History of the Roswell UFO Incident

    The history of the Roswell UFO incident has a long, complicated legacy of truth and conspiracy. From the crash site to the recovered alien bodies, there is a lot of speculation -- how much is believable? Learn more history of the Roswell UFO incident. See more »

  • Hollow Earth Theory

    Hollow Earth Theory

    Hollow earth theory was the brainchild of John Cleves Symmes, who sought to explore Earth's center, where UFOs supposedly come flying in and out. Read why some believe UFOs live inside the Earth. See more »

  • Howard Menger and UFO Contactees

    Howard Menger and UFO Contactees

    Howard Menger said he was a UFO contactee, and even made a free energy device based on UFO science. Other contactees have made similar claims and dubious business ventures. Read about Howard Menger and other UFO contactees. See more »

  • Jackie Gleason Sees a UFO

    Jackie Gleason Sees a UFO

    The Jackie Gleason UFO tale begins with President Nixon inviting him to see aliens at an Air Force Base. He wasn't told any details and was sworn to keep the secret. Check out the Jackie Gleason UFO story. See more »

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