Breaking the sound barrier by air, by land, and in free fall
Ars Technica 2015-10-14
Summary:
We don't always celebrate it, but October 14 is a special anniversary for speed freaks.
Link:
http://arstechnica.com/cars/2015/10/breaking-the-sound-barrier-by-air-by-land-and-in-free-fall/From feeds:
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