Washington Post

Detectives test out a potential crime-fighting partner: AI

April 10, 2026 // by Sarah Olson

Detectives test out a potential crime-fighting partner: AIRead More

The $2 drug test sending nearly 30,000 innocent Americans to jail

March 31, 2026 // by Sarah Olson

The $2 drug test sending nearly 30,000 innocent Americans to jailRead More

Scanning technology is coming to detect child porn. Here’s what it means

June 24, 2025 // by Sarah Olson

Scanning technology is coming to detect child porn. Here’s what it meansRead More

Police seldom disclose use of facial recognition despite false arrests

October 6, 2024 // by Sarah Olson

Police seldom disclose use of facial recognition despite false arrestsRead More

FBI, Pentagon helped research facial recognition for street cameras, drones

March 7, 2023 // by Sarah Olson

FBI, Pentagon helped research facial recognition for street cameras, dronesRead More

This group has a shocking concussion rate. It’s not football players.

October 31, 2022 // by Sarah Olson

This group has a shocking concussion rate. It’s not football players.Read More

The courts still haven’t figured out how to reconcile science with law

June 21, 2022 // by Sarah Olson

The courts still haven’t figured out how to reconcile science with lawRead More

Cellphone dragnets can help catch criminals. Judges say they can also violate constitutional rights.

March 21, 2022 // by Sarah Olson

Cellphone dragnets can help catch criminals. Judges say they can also violate constitutional rights.Read More

He was charged with murdering his baby on the word of one coroner. Facing a life sentence, he sought a second opinion.

February 5, 2022 // by Sarah Olson

He was charged with murdering his baby on the word of one coroner. Facing a life sentence, he sought a second opinion.Read More

Opinion: How many people were wrongly convicted because of D.C.’s dysfunctional crime lab?

December 27, 2021 // by Sarah Olson

Opinion: How many people were wrongly convicted because of D.C.’s dysfunctional crime lab?Read More

A Utah company says it’s revolutionized truth-telling technology. Experts are highly skeptical.

November 15, 2021 // by Sarah Olson

A Utah company says it’s revolutionized truth-telling technology. Experts are highly skeptical.Read More

Opinion: Thousands of missed police killings prove we must address systemic bias in forensic science

October 15, 2021 // by Sarah Olson

Opinion: Thousands of missed police killings prove we must address systemic bias in forensic scienceRead More

Opinion: Another victim of America’s greatest forensics fraudster has been exonerated

October 8, 2021 // by Sarah Olson

Opinion: Another victim of America’s greatest forensics fraudster has been exoneratedRead More

A myth that lingers on: Casual contact with fentanyl causes overdoses

August 13, 2021 // by Sarah Olson

A myth that lingers on: Casual contact with fentanyl causes overdosesRead More

A 14-year-old girl’s murder went unsolved for 32 years. A lab broke the case using just 15 human cells

July 23, 2021 // by Sarah Olson

A 14-year-old girl’s murder went unsolved for 32 years. A lab broke the case using just 15 human cellsRead More