DARPA Posts Virtual Model RFI for Subterranean Challenge February 10, 2020/Client: DARPA /by Beth Boyterhttps://blog.executivebiz.com/2020/02/darpa-posts-virtual-model-rfi-for-subterranean-challenge/ https://spirecomm.com/wp-content/uploads/2018/01/execbiz_logo-1.jpg 45 125 Beth Boyter https://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.png Beth Boyter2020-02-10 19:37:132020-02-12 19:40:14DARPA Posts Virtual Model RFI for Subterranean Challenge