The Soviet Union and Russian Federation even built bombers that exceeded Mach 2. Some of their fighter jets, like the MiG-31, ...

The SR-72 is one of the most secretive projects currently in development. Often called the “Darkstar” based on its portrayal ...

The US secretive hypersonic jet SR-72, also known as ‘Son of Blackbird,’ will reportedly debut in 2025. According to various ...