Advancements in artificial intelligence (AI), especially large language models (LLMs) like ChatGPT and open-source counterparts, are reshaping how people communicate daily. These AI systems generate ...

Using a phenomenon called "negative light," scientists invisibly transferred data disguised as background thermal radiation.

Secret messages can be hidden inside fake conversations generated by AI chatbots. The technique could give people a way to communicate online without arousing the suspicion of oppressive governments.

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 ...

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, ...