flight test and evaluation
41VX-20 — Infobox Military Unit unit name= Air Test and Evaluation Squadron 20 caption= VX 20 Insignia dates= 1975 Present country= United States allegiance= branch= USN type= role= size= command structure= current commander= Commander John S. Lemmon… …
42No. 1426 Flight RAF — A Focke Wulf Fw 190 and a Junkers Ju 88 of 1426 Flight undergoing maintenance by RAF ground crew (1945) Active 21 Nov 1941 – 17 Jan 1945 1 Jan 1956 31 Dec 1956 …
43Denel Overberg Test Range — Type Missile test range Location 34°36′9.92″S …
44List of spaceflight-related accidents and incidents — Death in space redirects here. For death in specifically outer space conditions, see Space exposure. Space Shuttle Challenger disintegrates 73 seconds after launch, due to hot gases escaping the SRBs leading to structural failure of the external… …
45Misconceptions about HIV and AIDS — The spread of HIV and AIDS has affected millions of people worldwide; AIDS is considered a pandemic.[1] In 2009, the World Health Organization (WHO) estimated that there are 33.4 million people worldwide living with HIV/AIDS, with… …
46Overberg Test Range — Infobox Military Test Site name=Overberg Test Range caption= map caption= type=Missile test range coordinates=coord|34|36|9.92|S|20|18|9.74|E|type:landmark scale:25000|display=inline,title nearest town=Overberg country=South Africa area=430 km²… …
47Terahertz nondestructive evaluation — pertains to devices, and techniques of analysis occurring in the terahertz domain of electromagnetic radiation. These devices and techniques evaluate the properties of a material, component or system without causing damage.[1] After the Shuttle… …
48HIV and AIDS misconceptions — The spread of HIV and AIDS has affected millions of people worldwide; According to the 2006 AIDS Epidemic Update , published by the UNAIDS/World Health Organization, there were an estimated 39.5 million people around the world living with HIV,… …
49National Aeronautics and Space Administration — 38°52′59″N 77°0′59″O / 38.88306, 77.01639 …
50China Airlines Flight 140 — Rendering of a similar A300 Accident summary Date 26 April 1994 …
