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Are we alone? Do aliens really exist? The existence of extraterrestrial life has captured our collective imagination for generations. Those who claim to have had encounters believe what they saw. But, what does the evidence show? Extraterrestrial examines these stories, analyzing possible scientific explanations and determining what really may have happened...and whether or not we are really alone. This is the first part of the first episode. If you like what you hear, subscribe to Extraterrestrial to hear the remainder of this episode. Just search Extraterrestrial wherever you listen to podcasts or visit [Parcast.com/extraterrestrial](https://www.parcast.com/extraterrestrial/) to start listening now.