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)
Believers pray at the Church of Saint Yuri the Victorious on Holy Cross Sunday in Lviv, Ukraine, April 7, 2024. (Pavlo Palamarchuk/Anadolu via Getty Images)
Boats and outboard motors assumed to have been used by migrants to cross the English Channel lie in a Border Force holding facility on January 17, 2024, in Dover, England. (Dan Kitwood via Getty Images)
Christians hold signs as they march on the streets of Abuja during a prayer and penance for peace and security in Nigeria on March 1, 2020. (Kola Sulaimon/AFP via Getty Images)