Posts Tagged ‘polygraph machine’

The Polygraph Machine- What is it?

Saturday, July 4th, 2009

Perceptive interrogators measure credibility of an individual to arrive at the truth of their statements.
Kinesiology, the study of body language, speaks louder than words to those who know how to “read” body language. A person who is lying to you rarely makes eye contact, covers his mouth, scratches his nose, rubs the back of his [...]

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The Lie Detector - How Does it Work?

Tuesday, June 30th, 2009

Humans are taught to believe that lying is morally and biblically wrong. They do not like to lie but do so consciously or unconsciously when they are under pressure. Lying produces nervousness and anxiety. These two conditions in turn produce distinct physiological effects that are sometimes visible and most often measurable in a lie detection [...]

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Assessing Gunshot Wounds

Tuesday, June 30th, 2009

Whenever a crime such as a shooting occurs and authorities are called to investigate, it is up to an experienced detective to make important assessments at the scene of the crime.
When a firearm is discharged, the projectile, or bullet, is not the only thing that leaves the barrel. Not only does the bullet exit the [...]

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Assessing Fatal Stab Wounds

Tuesday, June 30th, 2009

Whenever a crime such as a stabbing occurs and authorities are called to investigate, it is up to an experienced detective to make important assessments at the scene of the crime.
Wounds inflicted by a cutting tool such as a knife or some other sharp object may be indicative of stab wounds, produced by thrusting or [...]

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