Leading experimental physicist David DeMille joins Johns Hopkins
Demille是一位开创性的物理学家，他开发了技术来寻找可以解释宇宙最持久的奥秘的新颗粒和力量的证据
Marine Attack Squadron 231 AV-8B Harrier II Demilitarization B-Roll Pt.2
Marines with Marine Attack Squadron 231 land and begin the demilitarization process of an AV-8B Harrier II on Davis-Monthan Air Force Base, Ariz., Feb. 13, 2025. The Marine Corps has utilized the AV-8B harrier since 1985, units still flying the AV-8B Harrier will be transitioning to the F35-B in 202
