Aurora” has signified a rumored SR-71 successor: a stealthy, manned, hypersonic reconnaissance jet said to cruise above Mach 5 or Mach 6 and 100,000 feet. -The tale leans on a cryptic 1985 budget line ...

Key Points and Summary – The U.S. Army is skipping an incremental upgrade and jumping straight to the next-generation AbramsX tank under its M1E3 modernization program. -This revolutionary design is a ...