? Unidentified flying objects, or UFOs, as they're fondly called, are one of the century's most intriguing and controversial mysteries. Since ancient times, UFOs of all types have been accounted for. More today than ever, hundreds of thinkers, theologians, and scientists have tried to answer why there are or whether there aren't UFOs. According to some, the speculation that UFOs are alien spacecrafts from another world is an absurd and foolish proposal. Others vehemently disagree and assert that extraterrestrial life is not only possible, ....