Dr. Hartl featured on NASA morphing supersonic aircraft podcast Posted on November 25, 2019 by Darren J. Hartl NASA put out a call for a university-led initiative to return to commercial supersonic flight, a challenge Texas A&M University answered. Dr. Darren Hartl, assistant professor in the Department of Aerospace Engineering, shares how the research team is developing adaptive materials to reduce the noise of planes traveling faster than the speed of sound. You can listen to the full podcast here: