Taken from first-person accounts & historical documents this book chronicles more than 300 examples of alien encounters conspiracy theories & the influence of extraterrestrials on human events throughout history. Investigating claims of visits from otherworldly creatures aliens living among us abductions of humans to alien spacecraft & accounts of interstellar co-operation since the UFO crash in Roswell this discussion of the theories & mysteries surrounding aliens is packed with thought-provoking stories & shocking revelations of alien involvement in the lives of Earthlings.