Thousands of years ago, a hurt and confused Babylonian man used a triangular stylus to jab a message to his lover into a small piece of wet clay:
The story of how three unlikely fellows--a bookkeeper, a chemist, and a scholar--teamed up to decipher this ancient love letter appeared in the September 1939 issue of Popular Science. But the more romantic story of Gimil and Bibea remains buried by more than four millenia. Why didn't Bibea meet Gimil in Babylon as planned? Had she rejected him, or did some accident or illness keep two soulmates apart?
You can read the rest of the story, and more emotional messages from long-dead Babylonians, over in the archives.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.