Local College and High School students got a firsthand look into the world of forensic science on Thursday during a tour of the Department of Public Safety’s drug analysis lab. The event, held as part ...

DNA evidence, with its high-tech luster, often grabs all the headlines. But latent prints, that old-fashioned staple of forensic science, are still a cornerstone of criminal investigations.

Dr. Hannah Jarvis, Assistant Deputy Chief Medical Examiner at Harris County Institute of Forensic Sciences, gives testimony during the trial for Tony Earls Jr. in the death of Arlene Alvarez.

Watch Jose Mates Perez, a Crime Scene Investigator with the Houston Forensic Science Center, testify in the trial of Tony Earls.