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

There’s a scientific secret hiding in one of the most famous paintings of all time. It resides on the ceiling of the Sistine Chapel, painted by Michelangelo, as God gives Adam the first spark of life.

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 ...

Secret Conversation Feature On Messenger: Messages in secret chats are protected with end-to-end encryption, which means only ...