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 ...

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 researcher discovered hidden messages called hieroglyphic cryptographies on the Luxor Obelisk in France. Some of the hidden messages were propaganda asserting Ramses II’s power. Messages on one side ...

Luke Dammann is a writer from the United States of America. Playing video games since before he can remember, writing about the next Halo or Call of Duty title comes naturally to Luke, who is always ...

Helldivers 2 fans spotted what appears to be a spectrogram containing either Morse code or the image of a planet. The community has worked to decipher the Morse code, possibly revealing the secret ...

However, there was a post-credits scene that showcased that everything might not be as it seems and it looks like there are more hidden messages within the show that confirm the character could still ...

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 ...