The HiMAT (Highly Maneuverable Aircraft Technology) experimental aircraft built by Rockwell in 1979 for NASA and the US Air Force. It was a scaled down remotely operated aircraft built to explore new technology for future fighter aircraft. The HiMAT aircraft were built using novel composite materials and incorporated closely coupled canards (small winglets), It was capable of withstanding high G-forces. The project ended in 1983.
#22 Is this one the only one still under testing?