The French lawyer and aspiring aeronaut Ernest Archdeacon sends a letter to the Wright brothers in Dayton, Ohio challenging them to prove the validity of their claims. This marks the beginning of a bitter contest between the Wrights and European aeronauts.
The first flight at night is made by Frenchman Emile Aubrun in Argentina on a Bleriot airplane. Aubrun makes two flights in the dark, each about 20 km from Buenos Aires and back again.
One of the most outstanding flying boats of its day and a stunning demonstration of the skills of aircraft designer R. J. Michell, the Supermarine Southampton, makes its first flight with Henri Biard at the controls. It remains in service for 12 years, longer than any other flying boat before Sunderland.
Icelandic airline Loftleidir is formed.
A total of 279 US Army Air Forces B-29 Superfortress bombers drop 1,700 tons of incendiary bombs on Tokyo, killing over 100,000 people and leaving over 1 million homeless.
NACA test pilot Herbert Henry Hoover becomes the first civilian to exceed the speed of sound when he flies the No. 2 Bell XS-1 to a speed of 703 mph (Mach 1.065).
VF-5 becomes the first US Navy carrier squadron to be equipped with jets.
The first aircraft to exceed 1,000 mph (1,609 km/h) is an English Fairey Delta 2. Piloted by Lt. Cdr. Peter Twiss, it reaches a speed of 1,132 mph (1,822 km/h).
The last flight by a U. S. Air Force-operated North American B-25 Mitchell, when TB-25J-25-NC, 44-30854, the last Mitchell in the USAF inventory, lands at Eglin AFB, Florida
Astronomers James L. Elliot, Edward W. Dunham, and Douglas J. Mink discover rings around Uranus.
First flight of the Dassault Mirage 2000 2000-01.
The US Air Force sends E-3 Sentry AWACS aircraft (a military variant of the Boeing 707) to perform surveillance over Yemen, which is in the midst of a civil war.
Sygyzy: all 9 planets aligned on same side of Sun.
Mars Reconnaissance Orbiter enters Mars orbit.