Samuel Morse. However, maybe we should call it Vail code after Alfred Vail, who may be its real inventor. Haven’t heard of him? You aren’t alone. Yet he was behind the first telegraph key and ...

From the telegraph to the smartphone, this tech has changed the world On May 24, 1844, Samuel F.B. Morse sent the first telegraph: "What hath God wrought?" The phrase, taken from the bible ...