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 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Blood spatter analysis will likely play a role in the Idaho murders ...

Inspired by a famous murder case, a team of researchers has figured out how the gas coming from a gun that has just fired can affect blood spatter in close-range shootings. Not only can this vortex of ...

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, ...

CC0 Usage Conditions ApplyClick for more information. Today, bloodstain pattern analysis is routinely used in murder investigations - analysts draw on chemistry, mathematics and physics to determine ...

Retired FBI special agent Jim Clemente says blood evidence found on the front stoop of Nancy Guthrie’s Arizona home may help reconstruct what happened in the moments before she disappeared. In a ...