The voice on the radio wasn't a message. It was a .
Then, the signal came.
23°42’N, 11°36’E Date: July 18, 1995 Status: Unresolved. Sahara -1995-
A French military patrol was dispatched from Agadez 72 hours later. What they found defied easy classification. The coordinates led to a shallow, perfectly circular depression about 50 meters wide—a "sand pan" that hadn't existed on satellite imagery from two weeks prior. In the center, half-buried, lay an object. The voice on the radio wasn't a message