Famous UFO sightings: what have we seen? -- Eyes on the skies: who looks for UFOs? -- The big truth: are we alone?: The truth is out there -- What do we know for sure? -- UFO tracking in the future: can we solve the UFO mystery? -- Think like a scientist -- Make an optical illusion -- True statistics.
Summary:
"A new set of True Books on Space Exploration"-- Provided by publisher.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.