A robot from AgiBot is seen during the Global Developer Conference, organized by the Shanghai AI Industry Association, in Shanghai on February 21, 2025. (Hector Retamal via Getty Images)
From a balcony in the Ministry of Health Building in London, Prime Minister Winston Churchill addresses a huge crowd on May 8. 1945 (Victory in Europe Day). (Getty Images)
The Air Force Research Laboratory’s XQ-67A Off Board Sensing Station, or OBSS, takes its maiden flight on February 28, 2024, from Gray Butte Field Airport in Palmdale, California. (DVIDS)
Wild peach and apricot flowers are in full bloom in Yanqing District, encircling the Longquanyu Great Wall on March 25, 2025, in Beijing. (Hao Jihong via Getty Images)
A gas well drill is seen at Campo Maripe, a field claimed by the Mapuche indigenous community, in Anelo, Argentina, on November 27, 2019. (Getty Images)
Russian President Vladimir Putin and Chinese President Xi Jinping attend a festive reception for foreign leaders attending celebrations of Victory Day on May 9, 2025. (Getty Images)
Russia's President Vladimir Putin visiting the Rocket and Space Corporation (RSC) Energia in Korolyov, outside Moscow, on October 26, 2023. (Gavriil Grigorov/POOL/AFP via Getty Images)
Wind turbines operate at a wind farm a key power source for the Coachella Valley as vehicles drive on February 22, 2023, near Whitewater, California. (Mario Tama via Getty Images)
President Joe Biden stops to talk to journalists on his way to California to attend campaign receptions on February 20, 2024. (Chip Somodevilla via Getty Images)
A contractor welds on the flight deck aboard the aircraft carrier USS John C. Stennis (CVN 74), in Norfolk, Virginia, on January 21, 2014. (US Navy photo by Mass Communication Specialist Seaman Crayton Agnew)