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)
Russian President Vladimir Putin visits the National Space Centre construction site in Moscow on February 27, 2022. (Photo by Sergei Guneyev / Sputnik/ AFP
Russian President Vladimir Putin chairs a meeting of big businesses at the Kremlin in Moscow on February 24, 2022. (Photo by Alexey Nikolsky/SPUTNIK/AFP via Getty Images)
Russia's President Vladimir Putin delivers his traditional New Year's Address to the people of Russia. (Photo by Mikhail Klimentyev\TASS via Getty Images)
U.S. President Joe Biden delivers closing remarks for the White House's virtual Summit For Democracy in the Eisenhower Executive Office Building on December 10, 2021 in Washington, DC. (Photo by Chip Somodevilla/Getty Images)