lie detector

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Polygraph Lie Detector Machine

Do Lie Detectors Actually Work?

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New Zealand. Political/Physical map. Includes locator.

Where Is “Old Zealand”?

William Shakespeare

The Death of Shakespeare

Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

All 119 References in “We Didn’t Start the Fire,” Explained

Baseball laying in the grass. Homepage blog 2010, arts and entertainment, history and society, sports and games athletics

10 Greatest Baseball Players of All Time

Mona Lisa, oil on wood panel by Leonardo da Vinci, c. 1503-06; in the Louvre, Paris, France. 77 x 53 cm.

Why Is the Mona Lisa So Famous?

Vietnam War. U.S. President Lyndon B. Johnson awards the Distinguished Service Cross to First Lieutenant Marty A. Hammer, during a visit to military personnel, Cam Ranh Bay, South Vietnam, October 26, 1966. President Johnson

Vietnam War Timeline

green digital binary symbols

What Comes After Terabyte?

lie detector: Facts & Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Facts

Also Known As	polygraph

Topics

criminal investigation police technology crime laboratory biometrics fingerprint voice identification forensic science interrogation

Key People

William Moulton Marston, a pioneer in developing the lie detector

William Moulton Marston

American psychologist

Quiz

Alberto Santos-Dumont. Postcard of Brazilian aviator Alberto Santos-Dumont's (1873-1932) airship or dirigible and Eiffel Tower. The Santos Dumont Air-Ship rounding the Eiffel Tower; on Octoboer 19th 1901. airplane

A History of Everyday Technology in 68 Quiz Questions

Demystified

Polygraph Lie Detector Machine

Do Lie Detectors Actually Work?