** A B-52 bomber collides with a KC-135 Stratotanker over Spain, dropping three 70-kiloton hydrogen bombs near the town of Palomares, and one into the sea, in the 1966 Palomares B-52 crash.
* 3. december - Christiaan Barnard z 31-člansko ekipo bolnišnice v Cape Townu opravi prvo uspešno presaditev srca v zgodovini.