NASA has officially unveiled the prototype of its strikingly elongated X-59 aircraft. Acting Administrator Robert Pearce hailed it as a "nearly 100-foot step forward" toward quiet supersonic travel over populated areas. Scheduled to start test flights in 2024, the US space agency hopes data gathered by the plane,...
Engineers at Standford University have developed a new 3D method for recording the shape of birds’ wings during flight. Birds are able to deform their wings through an incredible range of shapes. But up until now we’ve known little about the angle, twist and asymmetries of each...