The world wide web appeared a video of unusual devices.
In commemoration of the seventieth anniversary of the beginning of the test aircraft of the National Aeronautics and space administration (NASA) has declassified archive videos of the most interesting tests. Now on YouTube you can see the unique footage of the development of American aviation and space.
The video was filmed in grajdanskom flight research center. The new archive contains 500 video test flights since 1947. Still a large part of the videos could only be found in a collection of movies Flight research center Dryden, which in 2014 was renamed the Flight research center Armstrong. A large part of the video uploaded earlier was not in the public domain.
The number of entries there is a video of landing a high-altitude bomber XB-70 Valkyrie, capable of lifting to a height of 23 thousand square meters and can reach speeds of up to 3,200 kilometers per hour. There are much more recent recordings — for example, among video the test flight of the experimental hypersonic aircraft NASA X-43 in 2004.
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