UFO Research: Findings vs. Facts

For decades now, eyes and sky have met to witness the buzzing of our world by Unidentified Flying Objects, termed UFOs or simply flying saucers. Extraterrestrials have come a long way to purportedly share the friendly skies with us.

UFOs and alien visitors are part of our culture-a far-out phenomenon when judged against those "low life" wonders Bigfoot and the Loch Ness monster.

And after all those years, as the saying goes, UFOs remain a riddle inside a mystery wrapped in an enigma. Why so? For one, the field is fraught with hucksterism. It's also replete with blurry photos and awful video. But then there are also well-intentioned and puzzled witnesses [See Top 10 Alien Encounters Debunked].

Scientifically speaking, are UFOs worth keeping an eye on?