NASA Boeing 727 tests in the 1970s revealed how wake vortices affect smaller aircraft, shaping modern separation rules for safer flight operations.

German researchers have used live commercial air traffic for the first time to test a wake-vortex warning and avoidance system. The aerospace research centre DLR has been developing the system and ...

In practice, the use of the supercritical airfoil design is said to increase fuel efficiency at transonic speeds, being as ...

Winglets allow small gains to compound into huge savings on long-haul routes.