A Vladimir Putin crony says 'it would not be unreasonable' to target Ukraine with Russia's Oreshnik hypersonic missile.

Capable of flying over 3,700 miles per hour while maneuvering to evade enemy defenses, these missiles are transforming the ...

Virgin Galactic’s private jet represents a very bold step toward making supersonic travel a reality for an elite few. Unlike ...

A new hypersonic engine developed in China could revolutionize air travel by reducing long-haul flight times to mere minutes.

The Rotating Detonation Engine being developed by Pratt & Whitney has no moving parts, which reduces complexity and costs, and could help enable ...

Sierra Space and Radian have developed spaceplanes that reach almost 18,000 mph for entering orbit and visiting private space ...