A code wheel is a simple yet effective tool for encrypting and decrypting messages using a substitution cipher. It comprises two concentric circles with the alphabet written on them that can be ...

In early February of 1943, Gene Grabeel walks toward a corner of a large, crowded room inside Arlington Hall near Washington, D.C. Around her, clutches of people huddle over tables and quietly rifle ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The Voynich manuscript—a mysterious medieval book that has defied ...

The Voynich manuscript — often called the most mysterious manuscript in the world — has eluded attempts to understand its origin, nature, and purpose for centuries. Its text is made up of a strange ...

Runic script is an alphabetic system based on a non-alphabetical order row. This means that it has letters, like in many languages, but the letters are not arranged in a standard alphabetical order.

This story is part of the My Unsung Hero series, from the Hidden Brain team. It features stories of people whose kindness left a lasting impression on someone else. If you or someone you know is in ...

Pages from the Voynich manuscript show botanical and bathing-scene illustrations, early 15th century. Credit: Yale University—Beinecke Library, Wikimedia Commons, Public Domain. The Voynich manuscript ...