https://spirecomm.com/wp-content/uploads/2018/04/logo-popular-mechanics.png45125Beth Boyterhttps://spirecommunications.com/wp-content/uploads/2017/12/SpireLogo-300x138.pngBeth Boyter2020-01-28 16:43:082020-01-29 16:44:06How Do You Stop a Hypersonic Weapon? DARPA Is Looking for the Answer