Hear directly from Edward Ruppelt, the man who brought logic to the air force's UFO investigations.

Hear directly from Edward Ruppelt, the man who brought logic to the air force's UFO investigations. Here is how Project Blue Book's first head analyzed sighting locations back in 1952. Watch the full episode https://t.co/axRIDCqWLu https://t.co/oXpZ1tBbwc