Project Blue Book

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Introduction References & Edit History Quick Facts & Related Topics

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B-52G with cruise missiles, USAF, short range attack missiles SRAMs; guided missile

11 of the World’s Most Famous Warplanes

Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

Manila folders marked confidential.

6 Oddly Named U.S. Government Operations

New space race infographic between China, India, and Japan. Asian space race, space exploration

The New Space Race

Ufo, alien, space over trees.

Unidentified Flying Objects: What We Know

Discover

Young boys working in a thread spinning mill in Macon, Georgia, 1909. Boys are so small they have to climb onto the spinning frame to reach and fix broken threads and put back empty bobbins. Child labor. Industrial revolution

The Rise of the Machines: Pros and Cons of the Industrial Revolution

A Factory Interior, watercolor, pen and gray ink, graphite, and white goache on wove paper by unknown artist, c. 1871-91; in the Yale Center for British Art. Industrial Revolution England

Inventors and Inventions of the Industrial Revolution

Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

10 Famous Artworks by Leonardo da Vinci

The Jeff Koons tulips sculputure outside the Guggenheim Museums in Bilbao, Spain, Basque Country.

What’s the Difference Between Modern and Contemporary Art?

Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

David Cameron. President Barack Obama and Prime Minister David Cameron of the United Kingdom talk during the G8 Summit at the Lough Erne Resort in Enniskillen, Northern Ireland, June 17, 2013

What’s the Difference Between a President and a Prime Minister?

United States Electoral College votes by state

How Many Electoral College Votes Does Each U.S. State Have?

Project Blue Book: References & Edit History

More Articles On This Topic

Assorted References

study of unidentified flying objects
- In unidentified flying object: Flying saucers and Project Blue Book

Article Contributors

Primary Contributors

Michele Metych
Michele has a B.A. in English from Southeast Missouri State University and an M.A. from DePaul University. She's a Chicago girl at heart, but she still misses living in a place with farms. When she's not editing, reading, or researching, she travels every chance she gets.

Other Encyclopedia Britannica Contributors

Article History

Type	Description	Contributor	Date
	Add new Web site: BBC News - Project Blue Book: US Air Force UFO documents revealed.	Gloria Lotha	Dec 03, 2024
	New article added.	Erik Gregersen Michele Metych	Sep 26, 2024