Behind the Crime Scene

Write Blockers in Digital Forensics: Preventing Evidence Modification

Write Blockers in Digital Forensics: Preventing Evidence Modification

Learn why write blockers are essential in digital forensics to preserve evidence integrity. Discover the differences between hardware and software blockers, validation protocols, and tips for handling modern NVMe drives.

Transfer Stains vs. Impact Patterns: How to Distinguish Bloodstain Evidence

Transfer Stains vs. Impact Patterns: How to Distinguish Bloodstain Evidence

Learn to distinguish between transfer stains and impact patterns in bloodstain analysis. Discover key visual cues, common pitfalls, and techniques for accurate crime scene reconstruction.

Microscopic Evidence: Handling Small Particles in Forensics

Microscopic Evidence: Handling Small Particles in Forensics

Learn how to properly handle microscopic evidence like fibers and glass. Discover collection techniques, packaging rules, and lab analysis methods to preserve trace evidence integrity.

Glass Refractive Index: A Forensic Guide to Comparing Fragments

Glass Refractive Index: A Forensic Guide to Comparing Fragments

Learn how forensic experts use refractive index (RI) to compare glass fragments. Discover the GRIM method, temperature controls, and how to interpret match vs. exclusion in criminal investigations.

Cold Case Drug Evidence: Reanalysis with Modern Tools

Cold Case Drug Evidence: Reanalysis with Modern Tools

Discover how modern forensic tools like LC-MS/MS are transforming cold case drug evidence. Learn why reanalysis reveals hidden truths, identifies new psychoactive substances, and links historical cases to current trafficking networks.

DNA Quantitation: Measuring Sample Quality for Forensic Success

DNA Quantitation: Measuring Sample Quality for Forensic Success

Learn why DNA quantitation is critical for forensic success. Discover how qPCR measures human DNA concentration and integrity to prevent failed STR profiling.

Disclaimer Statements in Forensic Reports: Legal Protections & Best Practices

Disclaimer Statements in Forensic Reports: Legal Protections & Best Practices

Learn how to craft effective disclaimer statements in forensic reports to limit liability and clarify scope. Protect your expert testimony with precise legal language.

DNA Matching: How Forensic Genealogy Identifies Unidentified Bodies

DNA Matching: How Forensic Genealogy Identifies Unidentified Bodies

Discover how forensic genetic genealogy identifies unidentified bodies. Learn about SNP testing, database challenges, and steps families can take to find missing relatives.

Chemical Hygiene and Biosafety Training for Lab Accreditation

Chemical Hygiene and Biosafety Training for Lab Accreditation

Master chemical hygiene and biosafety training to secure lab accreditation. Learn practical strategies for OSHA compliance, biosafety levels, and audit readiness.

Hair Root Analysis: Nuclear DNA vs. Mitochondrial DNA in Forensics

Hair Root Analysis: Nuclear DNA vs. Mitochondrial DNA in Forensics

Discover how forensic scientists choose between nuclear and mitochondrial DNA when analyzing hair evidence. Learn why the hair root matters, the durability differences, and how each type impacts case resolution.

Toolmark Evidence: Protecting Striation Surfaces in Transit

Toolmark Evidence: Protecting Striation Surfaces in Transit

Learn how to preserve fragile toolmark evidence during transit. Discover why standard packaging fails, which materials protect striations, and how to avoid common errors.

Char Analysis: How to Determine Burn Depth and Intensity in Fire Investigations

Char Analysis: How to Determine Burn Depth and Intensity in Fire Investigations

Learn how to perform char analysis to determine burn depth and fire intensity. This guide covers measurement techniques, common pitfalls, and interpreting data for fire investigations.