* 1957 – Eight people on the ground in Pacoima, California are killed following the mid-air collision between a Douglas DC-7 airliner and a Northrop F-89 Scorpion fighter jet.

* January 31 – Three students on a junior high school playground in Pacoima, California, are among the 8 persons killed following a mid-air collision between a Douglas DC-7 airliner and a Northrop F-89 Scorpion fighter jet, in the skies above the San Fernando Valley section of Los Angeles, US.

A F-89 Scorpion | Northrop F-89C landing at Eglin Air Force Base during the 1950s.

Airborne radar operator students would begin their training aboard radar-equipped TB-25 Mitchells, then transition to either Lockheed F-94 Starfire or Northrop F-89 Scorpion aircraft.

However, the need for new designs was evident, and some low-level work started in the closing stages of the war, including the US contract for the Northrop F-89 Scorpion.

* Northrop F-89 Scorpion

* " Scorpion with a Nuclear Sting: Northrop F-89 ".

* Northrop F-89 Scorpion

* August 16 – Northrop XP-89, prototype of the F-89 Scorpion

* Northrop F-89 Scorpion with the United States Air Forces 84th Fighter-Interceptor Squadron

* Northrop F-89 Scorpion by the United States Air National Guard

* Northrop F-89 Scorpion, a U. S. jet fighter

His genius continued into the postwar era of jet aircraft, to produce the Northrop F-89 Scorpion all-weather interceptor, the Northrop YB-49 long-range bomber, the Northrop Snark intercontinental missile, and automatic celestial navigation systems.

Northrop F-89J Scorpion: Northrop F-89 Scorpion Serial Number: 53-2674 Markings: 449th Fighter Interceptor Squadron, Ladd AFB, Alaska, 1957.

This technique was first used on the F-89 Scorpion and has since been used by Northrop on several aircraft, including the B-2 Spirit.

# REDIRECT Northrop F-89 Scorpion

# REDIRECT Northrop F-89 Scorpion

* July 19 – A U. S. Air Force Northrop F-89J Scorpion launches a live AIR-2 Genie (" Ding Dong ") unguided nuclear air-to-air missile.

** Northrop F-89C Scorpion

Birdsey Northrop of Connecticut was responsible for globalizing it when he visited Japan in 1883 and delivered his Arbor Day and Village Improvement message.

The conclusion that pure proteins can be enzymes was definitively proved by Northrop and Stanley, who worked on the digestive enzymes pepsin ( 1930 ), trypsin and chymotrypsin.

Attention was also focused on the Air Force, with the pre-coup strength of 400 personnel and ten Northrop F-5 ' Freedom Fighter ' jet fighters planned to be supplemented with large-scale purchases of Mirage III fighters from France.

Newport News Shipbuilding ( NNS ), originally Newport News Shipbuilding and Drydock Company ( NNS & DD ), was the largest privately owned shipyard in the United States prior to being purchased by Northrop Grumman in 2001.

The specific name honors John Knudsen Northrop, the founder of Northrop, who was interested in large tailless flying wing aircraft designs resembling Quetzalcoatlus.

That same year, he was also elected to the Board of Directors of Northrop Grumman Corporation, the world ’ s third largest defense contractor.

In 1985, after waiting decades for a new penetrating manned bomber, SAC took delivery of its first B-1B Lancer, while concurrent development of the black project that would eventually result in the Northrop Grumman B-2 Spirit also continued until that aircraft was officially unveiled to the public in late 1988.

( The lifting body craft mostly shown was a Northrop M2-F2 ; however, in the episode " The Deadly Replay ," a Northrop HL-10, identified as such in dialog, was used.

Jacobus Henricus van't Hoff first proposed a formula for calculating the osmotic pressure, but this was later improved upon by Harmon Northrop Morse.

The site of the library and the adjacent Northrop Frye Building was originally on the route of Queen's Park Crescent.

The flying wing configuration was studied extensively in the 1930s and 1940s, notably by Jack Northrop and Cheston L. Eshelman in the United States, and Alexander Lippisch and the Horten brothers in Germany.

A small number of aircraft have used spoilers in lieu of, or to supplement ailerons, such as the Northrop P-61 Black Widow, whose entire trailing edge was occupied with full span flaps.

BINAC, the Binary Automatic Computer, was an early electronic computer designed for Northrop Aircraft Company by the Eckert-Mauchly Computer Corporation in 1949.

Northrop employees said that BINAC never worked properly after it was delivered, although it had worked at the Eckert-Mauchly workshop.

Herman Northrop " Norrie " Frye, ( July 14, 1912 – January 23, 1991 ) was a Canadian literary critic and literary theorist, considered one of the most influential of the 20th century.

Northrop Frye was made a Companion of the Order of Canada in 1972.

The Northrop Frye Centre, part of Victoria College at the University of Toronto, was named in his honour, as was the Humanities Stream of the Vic One Program at Victoria College and the Northrop Frye Centre for Comparative Literature at the University of Toronto.

Northrop Frye School in Moncton was named in his honour.

The Armory, northeast of the Northrop Mall, is built like a Norman castle, with a sally-port entrance facing Church Street, and a tower originally intended to be the Professor of Military Science's residence, until it was found to be too cold.

It was originally developed and maintained by PRC, Inc ( later acquired by Northrop Grumman Information Technology ) with installation completed in 1998.

* Vought, originally part of LTV, bought by Northrop in 1992.

The songs second verse originally honored the school's president, Cyrus Northrop, who went by the nickname " Prexy ".

The picture isn't great, but it is evidence that it was in flight before November 11, 2004 as the Northrop N-9M page originally stated.

NAS Oceana also was the location where the F-14 took off for the last time for final flight of the type when F-14D, Bureau Number ( BuNo ) 164603, Modex 101, of Fighter Squadron31 ( VF-31 ) was ferried from NAS Oceana to Calverton on Long Island, NY for permanent static display at the Northrop Grumman facilities where the Tomcat was originally built.

The AN / APG-66 radar is a solid state medium range ( up to 150 km ) Pulse-doppler radar originally designed by the Westinghouse Electric Corporation ( now Northrop Grumman ) for use in the F-16 Fighting Falcon.