A team of codebreakers has announced a solution to the Zodiac Killer‘s famous 340-character cipher received by The San Francisco Chronicle in 1969. The team needed to run months of solutions using ...

A cipher sent in 1969 by the Zodiac Killer has been solved. In an email to EW Scripps, the Federal Bureau of Investigation confirmed that three "private citizens cracked the cipher." "On Dec. 5, the ...

The world has its fair share of serial killers, with some who have not been caught and are probably running in the wild freely with their real identities still unknown--such as the case of the Zodiac ...

A cipher from San Francisco’s notorious “Zodiac Killer” of the 1960s and '70s apparently has been solved after 51 years. A code-breaking team with members in the U.S., Australia and Belgium claims it ...

After millions of attempts, thousands of bad solutions and 51 years, the Zodiac Killer’s most infamous cipher has been solved. If your skepticism is tingling, you are not alone. In the decades since ...

It’s long been assumed that the identity of the “Zodiac killer,” who terrorized Northern California from the late ‘60s through the early ‘70s, is one of those mysteries that will never be solved.

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...