Venus Aerospace has made the most efficient rocket engines ever flown. They will go from runway to mach 9 hypersonic speed. The Venus Aerospace Stargazer M4 is designed to reach a top speed of Mach 9, ...

Top 10: The fastest aircraft ever made ...

In a step that could bolster the U.S.'s hypersonic weapons push, the Pentagon on Monday confirmed the second successful test of a reusable hypersonic vehicle in March, just three months after the ...

Bombardier has increased the planned maximum operating speed of its Global 8000 business jet to Mach 0.95, slightly faster than previously intended, as the company prepares for certification this year ...