"Alien Life" is a specialized book that explores the fascinating question of whether extraterrestrial life exists. It offers a collection of articles compiled from various free sources, including Wikipedia. The book highlights historical and current sightings of UFOs and discusses the opinions of experts on this topic. A notable incident covered in the book is a video uploaded in 2012 by a UFO observer, showing an unknown, disc-shaped object moving towards Houston. The book provides a comprehensive overview of the various reports and theories surrounding the topic of extraterrestrial life and invites readers to engage with the mysteries of the universe.