For nearly 35 years, a hidden message has lurked in plain sight on a sculpture outside the cafeteria of the CIA’s headquarters in Langley, Virginia. Now, a pair of researchers claim they may have ...

The 35-year-old saga of Kryptos, an enigmatic sculpture containing four encrypted messages outside the headquarters of the U.S. Central Intelligence Agency, recently took a bizarre twist.

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.

Mary was three years old when the ledger was filling up with the expenses of protecting her kingdom. The Earl of Arran, Regent of Scotland, had renounced an earlier treaty promising her in marriage to ...