Two years ago Sunday, the New York Times broke the stunning story of a secret Pentagon program to study unidentified flying objects. That story led me to delve into this strange world. I've learned some interesting stuff about UFOs ("unidentified aerial phenomena," or "UAP," as the Pentagon refers to them) since then. But there's one problem.

The United States government makes it very hard to figure out what and where UFO-related stuff is going on.

Is that because the government is behind some great conspiracy to cover up the proof of alien visitation to Earth? Is it because the government is in cahoots with alien species to create human-alien hybrids?

Perhaps, but I suspect not.

What I believe is really going on here is that the few individuals in the U.S. government who know about this issue believe the phenomena might be a threat. And that they don't know how to deal with it.

So, what informs the government's fear?

To read more, click here.