In general, bloodstain pattern analysis (BPA) refers to the collection and subsequent forensic analysis investigation of the size, shape, and distribution patterns of bloodstains found at a crime ...

In Netflix’s “The Staircase,” Duane Deaver, a blood spatter analyst who worked for North Carolina’s State Bureau of Investigation, testified that blood stains at the bottom of author Michael ...

Anyone who’s a fan of TV police procedurals and true crime knows that many cases hinge on blood pattern evidence. That’s nothing new. The first documented use of bloodstain pattern analysis, or BPA, ...

AMES, Iowa – Daniel Attinger paused before handing over a photo of a crime scene. “Are you bothered by the sight of blood?” There was good reason for his question: The photo showed blood pooled and ...

David Camm lost 13 years of his life to eight drops of blood. In 2000, the Indiana state trooper was charged with murder after finding his wife and two children shot to death in their home. During the ...

The National Institute of Justice gave more than $1 million to the state Bureau of Criminal Apprehension to study handwriting characteristics and bloodstain patterns, the BCA said Monday. These two ...