NASA has successfully completed a groundbreaking flight test of a model wing designed to significantly reduce drag and enhance aircraft efficiency. This innovative “40-inch CATNLF wing,” safely mounted on a NASA F-15B aircraft at the Armstrong Flight Research Center in late January 2026, marks a crucial step forward in the quest for more efficient future aircraft.
Validating the Laminar-Flow Wing Design in Flight
The journey to this flight began with a successful ground taxi test on January 12, where the CATNLF wing model reached speeds of approximately 144 mph, confirming its readiness for aerial operation. On January 29, 2026, the F-15B took to the skies, carrying the 40-inch (3-foot) CATNLF wing through a 75-minute flight. Pilots executed various maneuvers, including turns and gentle climbs, to meticulously verify that the new wing did not negatively impact the aircraft’s handling. Michelle Banchy, the principal investigator for CATNLF research, expressed immense satisfaction, stating it was “incredible to see CATNLF fly” after extensive preparation. This successful flight is just the first in a series, with NASA planning up to 15 more test flights as part of the program.
Understanding the Benefits of Laminar-Flow Wing Technology
The core principle behind this technology is laminar flow, which involves a smooth, uninterrupted flow of air over a wing’s surface. Achieving this significantly reduces aerodynamic drag, leading directly to substantial fuel savings. Previous NASA research projects in 2014 and 2017 have already indicated that integrating CATNLF features onto a large commercial airliner could result in a remarkable 10 percent reduction in fuel consumption. Tests conducted at Langley have consistently demonstrated the design’s ability to maintain laminar flow even on swept wings. Mike Frederick, who led the research at NASA, emphasizes that even a small improvement in efficiency can translate into immense benefits for the airline industry, both economically and environmentally. This successful flight is a major triumph, paving the way for the broader implementation of laminar-flow wing technology in aviation.