88 years ago today, the stock market crashed and the Great Depression was officially ushered in.

But 29 October is significant in other years.

In 1980, at Eglin Air Force Base, the last test flight of Operation Credible Sport was taking place—the planned second Iranian hostage rescue mission. What if that mission had succeeded?

In 1969, at UCLA, the first Internet message was sent to Stanford. It got the letters L and O sent before the system crashed, thus accurately forecasting the future of the Internet. But wh

In 1618, in England, Sir Walter Raliegh was to face the executioner’s axe. But what if—

Black Tuesday (Time Patrol) examines these possibilities and more.