Peeling back the Zodiac's cryptic letters and the clues that kept his identity hidden. How investigators chased coded ...

More than 50 years after the Zodiac Killer went on a murder spree in California, law enforcement officials and amateur sleuths alike are still captivated by the case. Despite years of investigation, ...

Add Yahoo as a preferred source to see more of our stories on Google. The Zodiac Killer murdered at least five people in the late 1960s and claimed to be responsible for dozens more deaths The serial ...

They were an Eagle Scout and a pretty 16-year-old high school junior on their first official date, dolled up and excited as they headed out on the evening of 20 December 1968 in California. David ...

PHILADELPHIA — Philadelphia police are investigating what they suspect is a sick Halloween prank: Someone who left photocopies of letters from the infamous Zodiac Killer on cars. The Zodiac Killer is ...

Arthur Leigh Allen is a familiar name among amateur investigators who delve into the darker side of humanity. In this case, his name is frequently associated with one of the most notorious serial ...