Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)
Chinese sailors stand next to a submarine rescue ship Hongzehu from the PLA Navy as it is docked on April 23, 2024, in Qingdao, China.(Kevin Frayer via Getty Images)
Researchers with the Naval Postgraduate School and NASA employ a REMUS 100 UUV to create a detailed map of a shallow environment off the coast of Florida on September 13, 2013. (DVIDS
Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)
Chinese sailors stand next to a submarine rescue ship Hongzehu from the PLA Navy as it is docked on April 23, 2024, in Qingdao, China.(Kevin Frayer via Getty Images)
The Skydio X10D drone flies during a counter-uncrewed aerial systems training exercise at Grafenwoehr Training Area in Bavaria, Germany, on February 13, 2025. (US Army photo)
Christopher Nolan's 'Oppenheimer' movie poster is seen in Cinema City multiplex cinema in Bonarka shopping center in Krakow, Poland, on July 25, 2023. (Beata Zawrzel/NurPhoto via Getty Images)
An unarmed Trident II D5 missile launches from the Ohio-class fleet ballistic-missile submarine USS Maryland (SSBN 738) off the coast of Florida on August 31, 2016. (US Navy Photo John Kowalski/Released)
US Air Force Airmen assigned to the 509th Bomb Wing recover a B-2 Spirit before a hot-pit refueling at Joint Base Elmendorf-Richardson, Alaska, on July 19, 2023. (Sheila DeVera via DVIDS)
Visitors walk past China's second nuclear missile on display as they visit the Military Museum in Beijing, on July 23, 2007. (Teh Eng Koon/AFP via Getty Images)