Military fighter jets are among the fastest aircraft in the history of aviation. But for some of these planes in the early 1990s, their incredible speed made them a target for enemy radar. One example ...

India’s scramjet success proves hypersonic strength, but turbine complexity keeps fighter engines a tough challenge.

The days of fighter jets outrunning ground defenses are long since past, and new aerial innovations are focused on stealth and sensor technology. But raw speed still has a place. Supersonic flight, ...