unidentified flying objects

"Any unexplained object that people see in the sky is known as an Unidentified Flying Object, or UFO. Today, one in seven Americans claims to have seen a UFO. Learn more in Investigating UFOs, a World's Greatest Mysteries book"--From the publisher's web site.

An exploration of the Men in Black, those that investigate alien encounters and unidentified flying objects, that provides information related to their origins, theories and place in popular culture.

An exploration of Area 51 and the alleged alien cover-up by the U.S. government.

"Invites readers to investigate stories about aliens through . . . text, . . . imagery, and clear, simple graphics"--Provided by publisher.

". . . illustrations follow the events of the Roswell Incident . . ."--Provided by publisher.

Explores the answers that might explain the mysterious flying objects in Roswell, New Mexico through historical evidence and theories.

"Allows readers to safely examine stories about aliens through carefully leveled text and graphs, maps, and other infographics"--.

The Scooby gang is on a road trip when they discover a UFO in a Kansas cornfield, and the reader will decide just how their investigation will proceed as they seek to discover the truth behind this extraterrestrial visit.

Selinsgrove is in the grip of alien fever because people saw a UFO, but nine-year-old reporter Hilde is skeptical about aliens--however when she and her photographer sister Izzy find evidence that something crashed near Grove Pond they are intrigued, (and nervous), and determined to investigate the story for Hilde's newspaper, the Orange Street News.

"Examines 12 of the most frightening alien encounters. Each spread provides information about a mysterious alien event and its origins paired with interesting sidebars and questions to consider"--Provided by publisher.