Conclusion Quote by Bernard Haisch

In their public statements (but not necessarily in their private statements), scientists express a generally negative attitude towards the UFO problem, and it is…

— Peter A. Sturrock

To my way of thinking, there is every bit as much evidence for the existence of UFOs as there is for the existence of…

— George Carlin

Among the hundreds of so-called "UFO reports" each year, a sizable fraction of those clearly observed by reputable witnesses remain unexplained-and difficult to explain…

— Richard Hall

After a lifetime in this subject, I have concluded that the extraterrestrial hypothesis is one reasonable tentative approach to putting the best-documented and most…

— Jerome Clark

“There is no generally accepted procedure in identifying UFO.”

— Toba Beta

“Do you believe in UFOs?” I’m always struck by how the question is phrased, the suggestion that this is a matter of belief and…

— Carl Sagan

For years I've been stressing with regard to UFOs that extraordinary claims require extraordinary evidence.

— Carl Sagan

I am convinced that UFOs exist because I've seen one...

— Jimmy Carter

After I give lectures-on almost any subject-I am often asked, "Do you believe in UFOs?" I'm always struck by how the question is phrased,…

— Carl Sagan

I think some highly secret government UFO investigations are going on that we don't know about--and probably never will unless the Air Force discloses…

— Barry Goldwater

The type of UFO reports that are most intriguing are close-range sightings of machinelike objects of unconventional nature and unconventional performance characteristics, seen at…

— James E. McDonald

After investigating the UFO phenomenon all over the world, after studying thousands of pages of released government documents, and interviewing eyewitnesses and insiders, including…

— Michael Hesemann