A coded passage in “Kryptos,” Jim Sanborn’s sculpture at CIA headquarters, has gone unsolved for decades. After he announced its auction, two researchers stumbled on the answer.

And we are baaaack with Part 2 of “Guess the City From The Shuffled Letters.” We’ve prepared a brand-new batch, with 29 cities from all around the world. Some will be obvious, while others might have ...

Every modern automobile carries a 17-character vehicle identification number, an alphanumeric string unique to that single ...

How does one crack the world’s most famous code? The breakthroughs on Kryptos provide a guided tour through the cat and mouse game between code makers and code breakers that has defined information ...

We need a new path, one that does not push our goal farther away. Many of our planning and zoning laws are rooted in the ‘50s. When it becomes profitable for developers to build lower-cost housing we ...

They learn critical reading skills: vocabulary, fluency and comprehension, as well as phonemic awareness, which is the ...

A single leaked hint exposed the CIA’s most puzzling code. But dozens of the world’s toughest ciphers are still waiting to be solved.

Usually, a story about hacking a coded message will have some computer element or, at least, a machine like an Enigma. But [Ruth Selman] recently posted a challenge asking if anyone could decrypt ...

A Mighty Journey of Faith and Compliance, by Abimbola Adeseyoju, DataPro Limited,209pp + xviIn the crowded genre of the business memoir, where success is often presented as a linear and solitary ...

What hidden messages might other occult symbols convey? Are you ready to read the signs? Here, we decode five mystical ...

The prevailing belief was that by decoding these sequences, we could unlock how cells and organisms fundamentally work. Now, research from Northwestern Engineering’s Vadim Backman reveals a second ...