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 ...

An Egyptologist deciphers secret messages hidden for 3,000 years in the Luxor obelisk that millions see every day.

Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Hillhouse students at work writing invisible ink messages ...

BOSTON (AP) — The information needed to decipher the last remaining unsolved secret message embedded within a sculpture at CIA headquarters in Virginia sold at auction for nearly $1 million, the ...

The belief is that the specotgram is morse code, and this has resulted in the community believing —– -…. . ..-. -… -.-. means 06EFBC. Upon this, the community ...

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 ...