The L-29 Delfin jets, originally designed in the late 1950s (the first flight of the type dates back to Apr. 5, 1959), have undergone significant modifications to serve modern testing needs.

The Aero L-29 Delfín crashed around 3:45 p.m. local time, the FAA said. One person is dead following a single-engine plane crash behind a residential area during the Reno Air Races in Nevada on ...

The 8-foot-long vehicle was dropped from an Aero L-29 Delfín aircraft at 12,000 feet and flew under the power of a hydrogen peroxide monopropellant engine. This engine was not fired at full ...

In a major evaluation of what the Pentagon has positioned as the future of air combat, Lockheed Martin’s secretive Skunk Works unit has simulated an air-to-air fighter engagement that saw a ...

The L-29 Delfin jets, originally designed in the late 1950s (the first flight of the type dates back to Apr. 5, 1959), have undergone significant modifications to serve modern testing needs.