Have you ever wanted to send a secret message to a friend that no one else can read? Invisible inks can help you do that! When you use an invisible ink to write a message, it quickly disappears. The ...

McDonald's has shared a cryptic message in regards to its new menu. The fast-food chain published an image of a napkin with ...

"Log in to your computer with a secret message encoded in a molecule." ScienceDaily. www.sciencedaily.com / releases / 2025 / 05 / 250516133232.htm (accessed January 8, 2026).