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)
The Arleigh Burke-class guided-missile destroyer USS McFaul participates in a multinational military exercise with NATO allies as part of the Gerald R. Ford Carrier Strike Group on October 5, 2022. (Kerri Kline via DVIDS)
SS Delaware makes its way down the Thames River and past the City of New London after departing Submarine Base New London in Groton, Connecticut, on Monday, November 28, 2022. (US Navy via DVIDS)
Leading Seaman Emma Searle, Chief Petty Officer Timothy Voight, Leading Seaman Garreth Laurie, and Leading Seaman Doug Thomas conduct pre-flight checks on a ScanEagle remotely piloted aircraft from 822X Squadron at Jervis Bay Airfield, Jervis Bay Territory. (Royal Australian Navy)
A 38-foot Steber uncrewed surface vehicle that can be used for mine-sweeping operations during a testing and evaluation event by the Royal Australian Maritime Warfare Centre and Thales in conjunction with Maritime Deployable Robotic and Autonomous Systems Experimentation Unit in Sydney on March 1, 2023. (Royal Australian Navy)