You can send secret messages on your iPhone using the Apple Notes app! Just create a note, tap Share > Collaborate, give edit access to a friend, and start chatting in real-time—no third-party app ...

History, as we often encounter it, can seem like a collection of established facts and grand pronouncements. Yet, the most profound insights into the past often lie not just in the words on a page, ...

Have you ever wanted to send a secret message to a friend that no one else can read? Invisible inks can help you do that! When you use an invisible ink to write a message, it quickly disappears. The ...

The old practice of hiding words or symbols, or engraving letters too small to be read, has come into favor again. By Victoria Gomelsky In 2014, Fie Isolde’s future husband wrote her a 28th birthday ...

If you're an ‌‌iPhone‌‌ user you know how the Messages app works. But when Apple released iOS 17 last year, it introduced an overhauled interface for the Messages app that includes several useful ...

Here are 10 of the funniest, weirdest or most well-hidden messages at the end of rock and metal songs! For as much as rock and metal artists love taking their music seriously, a lot of them relish the ...

Engineering requires deep attention to detail, but sometimes engineers take it a step further by adding secret, playful ...

Here’s a short research paper from 2013 that explains how to create “hydroglyphics”, or writing with selecting surface wetting. In it, an apparently normal-looking petri dish is treated so as to ...

A Hillhouse student’s eyes widened as he applied grape juice and heat to what appeared to be a blank piece of paper — but instead held a secret message in invisible ink, written as part of a course ...

Sabrina Carpenter has a message—several of them actually. As a surprise to fans, the singer and her stylist Jared Ellner revealed to Vogue in an interview that her infamous tour heels have gotten some ...