Surviving Death: A Journalist Investigates Evidence for an Afterlife

The UFO Dossier: 100 Years of Government Secrets, Conspiracies, and Cover-Ups

Wonders in the Sky: Unexplained Aerial Objects from Antiquity to Modern Times

Flying Saucers and Science: A Scientist Investigates the Mysteries of UFOs

The UFO Files: The Canadian Connection Exposed

The Government UFO Files: The Conspiracy of Cover-Up

Encounter in Rendlesham Forest: The Inside Story of the World's Best-Documented UFO Incident

The Report on Unidentified Flying Objects: The Original 1956 Edition

A.D. After Disclosure: When the Government Finally Reveals the Truth About Alien Contact

Crash at Corona: The U.S. Military Retrieval and Cover-up of a UFO

UFOs and the National Security State: Chronology of a Cover-up, 1941–1973

Close Encounters of the Fatal Kind: Suspicious Deaths, Mysterious Murders, and Bizarre Disappearances in UFO History

A Covert Agenda: The British Government's UFO Top Secrets Exposed

Real Aliens, Space Beings, and Creatures from Other Worlds

UFOs: A History of Alien Activity from Sightings to Abductions to Global Threat: A History of Alien Activity from Sightings to Abductions to Global Threat

The Extraterrestrial Answer Book: UFOs, Alien Abductions, and the Coming ET Presence

UFOs in Wartime: What They Didn't Want You To Know

Alien Encounters

Our Occulted History: Do the Global Elite Conceal Ancient Aliens?

Roswell: Uncovering the Secrets of Area 51 and the Fatal UFO Crash