A U.S. Air Force training jet is shot down by Soviet fighters after straying into East German airspace. All 3 crew men are killed. U.S forces then clandestinely enter East Germany in an attempt to reach the crash but are thwarted by Soviet forces. In the end, the U.S. approaches the Soviets through diplomatic channels and on January 31 the wreckage of the aircraft is loaded onto trucks with the assistance of Soviet troops, and returned to West Germany.

Astronauts Gus Grissom, Edward White and Roger Chaffee are killed in a fire during a test of the Apollo 1 spacecraft at the Kennedy Space Center in Florida. Although the ignition source of the fire is never conclusively identified, the astronauts' deaths are attributed to a wide range of design hazards in the early Apollo command module, including the use of a high-pressure 100 percent-oxygen atmosphere for the test, wiring and plumbing flaws, flammable materials in the cockpit, an inward-opening hatch, and the flight suits worn by the astronauts.

St. Peterburg, the Russian city founded by Peter the Great in 1703, and which was capital of the Russian Empire for more than 200 years, is renamed Leningrad three days after the death of Vladimir Lenin. The city had already been renamed Petrograd in 1914. It was finally given back its original name St. Petersburg in 1991.

In Australia, siblings Jane Nartare Beaumont, Arnna Kathleen Beaumont, and Grant Ellis Beaumont, aged 9, 7, and 4, disappear from Glenelg Beach near Adelaide, and are never seen again. Witnesses claim to have spotted them in the company of a tall, blonde man, but over the years, after interviewing many potential suspects, police are unable generate enough solid leads to result in an arrest. The disappearances remain Australia's most infamous cold case.