New York City's crime lab has been a pioneer nationally in analyzing especially difficult DNA samples. But the recent disclosure of the source code for its proprietary software is raising new questions about accuracy.
A recent study on the reliability of hair analysis is only the latest to shake public confidence.
Bioethicists, geneticists, attorneys, and cops weigh the pros and cons of a radical new science.
Gradual advancements in the art and science of fire investigation continue.
New research warns investigators of inaccurate results, and unfairness to minorities.