Toby Walters is a financial writer, investor, and lifelong learner. He has a passion for analyzing economic and financial data and sharing it with others. Credit card encryption helps prevent theft of ...

Today's online Comics and Puzzles featuring Sudoku, the Jumble, the Cryptogram and the Crossword puzzle in PDF format. Click on the PDF file of the feature you wish to view or download.

This puzzle hides a secret message—and it’s up to you to reveal it. Each letter in the message has been swapped with a number, and your job is to figure out which is which. Use the empty phrase at the ...

OSAGE COUNTY, Okla. (WKRC) - Authorities have successfully decoded a 20 year old word puzzle by the "BTK killer". The letter contained the name of a missing teen from Oklahoma and several other clues.

David Kahn, a journalist and historian who unlocked the hidden world of cryptology in his best-selling 1967 book “The Codebreakers” and became a preeminent scholar of signals intelligence, revered ...

In December 2013, a curator and archaeologist purchased an antique silk dress with an unusual feature: a hidden pocket that held two sheets of paper with mysterious coded text written on them. People ...

Cryptograms are word puzzles where each letter is replaced by another, creating an encrypted message. These puzzles challenge your ability to find patterns, use logic, and think critically. Solving ...

This silk dress actually contained encoded messages that provide a time portal where we learn about the history of weather forecasting on America’s frontiers in the 1880s Figure 1. The Victorian-era ...

The philosophy of magic inspired the founders of modern science. Now it feeds the delusions of Silicon Valley. By John Gray Writing in 1942, John Maynard Keynes described one of the founders of modern ...