Dr. Thomas Andrew, a medical examiner, says performing autopsies helped him understand the 'fragility of life.'

A&E True Crime spoke with forensic podiatrist Dr. Michael Nirenberg to learn about the differences between footprints and fingerprints and why foot evidence can be so valuable to law enforcement.

In recent years, hair, blood, saliva, and other bodily fluids from dogs, cats and birds have helped solve several violent crimes in the U.S. and Canada. A&E True Crime profiles four instances where animal evidence helped convict a criminal.

A&E True Crime spoke with David Hall, a Florida-based forensic botanist who has worked on hundreds of criminal cases, to discuss the information plant life leave behind. And watch a video on how tree DNA helped solve a murder.

As smart technology advances, so does the means for authorities to detect crime. A&E True Crime looks at some of the more memorable cases of criminal clues in the Wi-Fi age.

Maggots, blowflies and other bugs not only help investigators determine time of death for a fresh corpse, but they also help catch killers. Read about these helpful bugs and watch our video.

A&E True Crime talks to real bloodstain pattern analysts about how the science works and why some people, including those in the BPA field, are skeptical about how it's used in criminal cases.

With the 2017 chloroform-poisoning murder of 3-year-old Mariah Kay Woods, A&E True Crime explores the history of the chemical's use and how it kills.

Cracking a murder case commonly draws on forensic evidence and eyewitnesses, but occasionally victims themselves—either before they die or after—are playing a role in helping find their suspected killers.

Working as a real-life crime-scene investigator is far different from the way it's often portrayed in crime dramas. A&E True Crime clears up some of the biggest misconceptions about being a CSI, according to actual crime-scene experts.