Alan Hale

Many people are skeptical that UFOs really exist. One of the most common objections is that there is no objective, tangible proof. In fact, some skeptics say that unless we actually have a UFO and its occupants to examine and study objectively, we will only have guesses about UFOs, not proof. Others say that by using scientific investigation methods, we should be able to draw reasonable conclusions from the evidence that we do have. In the following article, astronomer Alan Hale describes three basic principles he believes those who insist that UFOs are real must address. Hale does not believe there is sufficient evidence in favor of UFOs.

When I am confronted with beliefs about UFOs or other paranormal phenomena-or, for that matter, just about anything-I am guided by three basic principles, to wit:

1) Extraordinary claims require extraordinary evidence. The discovery...