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.

The execution of a prisoner on death-row usually results in the beginning of a new trauma for the family members they leave behind.

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.

In an excerpt from Pistols and Petticoats: 175 Years of Lady Detectives in Fact and Fiction by Erika Janik, see how one early policewoman helped solve a sensational murder and the vital role the first policewomen played in busting prostitution rings, finding missing people and more.

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.

A&E True Crime spoke with Marcus Parks—whose podcast "The Last Podcast on the Left" ran a special on Jonestown—to learn more about the last fateful hours of the men, women and children who died that tragic day.

Experts weigh in on whether the 918 people, including almost 300 children, who died during the Jonestown massacre were victims of suicide or murder.

It's not uncommon for violence against women to reach a deadly peak on what some say is the most romantic day of the year.

Wayne Williams has been in prison for almost 40 years after being convicted of murdering two men. Although he was never tried or convicted, the murders of 29 kids and young adults were attributed to him as well.

People are trading bitcoin for goods and services on the illegal marketplaces of the dark web, where the easy, instant flow of the cyptocurrency allows users to tap into their darkest natures--all from the anonymous comfort of their home computers.