As young marines, Peter MacDonald and Thomas Begay transmitted top secret military messages using their native language. It was an undercover mission that changed U.S. intelligence operations forever.

I spent two days at Notion and saw an industry in upheaval. I also shipped some actual code. I asked my editors if I could go ...

A QR code on a flyer caught the attention of viewers recently, with many wondering if the code was real or fake. The flyer ...