Lockheed Martin, Raytheon, Northrop Grumman and Boeing are among the companies developing hypersonic weapons, which travel five times the speed of sound. Photo: AFP

US defence firms doubling down on hypersonic weapons technology

  • Contractors are hoping to profit from an international arms race in hypersonic weaponry that has drawn the US into a cold war-style competition with Russia and China
  • Lockheed Martin, Raytheon, Northrop Grumman and Boeing are among the companies developing hypersonic weapons, which travel five times the speed of sound
Topic |   Defence

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Lockheed Martin, Raytheon, Northrop Grumman and Boeing are among the companies developing hypersonic weapons, which travel five times the speed of sound. Photo: AFP
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