Nihon University professor and head of Nihon University Animal Medical Center Kazuya Edamura, 49, points to cat photos on a computer screen, which are used to train the AI of “CatsMe!”, an AI-driven smartphone application jointly developed by tech startup Carelogy and researchers at Nihon University that purports to tell when a cat is feeling pain, as he gives a lecture to students on diagnosing pain in cats, at the medical center in Fujisawa, south of Tokyo, Japan on June 11, 2024. (Photo by Issei Kato/Reuters)

US Army Parachute Team Golden Knights perform a precision drop to commemorate the 50th anniversary of the end of the Vietnam War, above West Potomac Park in Washington, DC, USA, 11 May 2023. The performance is one of many activites being held on the National Mall over three days to honor Vietnam War veterans and their families and to commemorate the 50th anniversary of when the last US combat troops left South Vietnam in 1973. (Photo by Michael Reynolds/EPA/EFE)

Zookeeper Agata holds a rare newborn Brazilian three-banded armadillo inside its enclosure at the Wroclaw Zoo in Wroclaw, Poland on May 11, 2023. The Tolypeutes matatus, or the southern armor also known as bolita or tatu-bola, is a fairly popular animal in South America but is increasingly rare. The new zoo child was born on March 23. The species is listed as vulnerable by the International Union for the Conservation of Nature (IUCN) and threatened by habitat loss and hunting. (Photo by Omar Marques/Anadolu Agency via Getty Images)

This photo provided by the McKinney Fire Department shows officials at the site of a crash involving a small plane and a vehicle near Aero Country Airport, Saturday, November 11, 2023, in McKinney, Texas. Authorities say a small plane overshot the runway while trying to land at a Texas airport and struck a car that was driving along a nearby road, injuring one person. (Photo by McKinney Fire Department via AP Photo)

Students learn how to use an airsoft gun from Taiwanese military instructors at Kaohsiung Municipal Sanmin Senior High School in Kaohsiung on January 11, 2024. Kaohsiung City launched a national defence education program using digital technology for all its high school students. The program also promotes drug prevention in cooperation with the Taiwan defense ministry. (Photo by Yasuyoshi Chiba/AFP Photo)

Susan Njeri (C), mother of late face mask vendor Boniface Mwangi Kariuki, breaks down at Kenyatta University Funeral Home in Nairobi, Kenya, 11 July 2025. Kariuki was shot by police on 17 June during protests over the death of a Kenyan blogger in police custody. He died two weeks later while receiving treatment. (Photo by Daniel Irungu/EPA)

A radiation monitor indicates 114.00 microsieverts per hour near the building housing the plant's No. 4 reactor, center, and an under construction foundation, right, which will store the reactor's melted fuel rods at Tokyo Electric Power Co.'s tsunami-crippled Fukushima Dai-ichi nuclear power plant in Okuma, Fukushima prefecture, Wednesday, March 6, 2013, ahead of the second anniversary of the March 11, 2011 tsunami and earthquake. Some 110,000 people living around the nuclear plant were evacuated after the massive March 11, 2011, earthquake and tsunami knocked out the plant's power and cooling systems, causing meltdowns in three reactors and spewing radiation into the surrounding air, soil and water. (Photo by Issei Kato/AP Photo/Pool)

NASA handout photographs from the various Apollo missions are shown in this combination photograph. The photographs are some of more than 12,000 from NASA's archives recently aggregated on the Project Apollo Archive Flickr account. (Top L) David R. Scott, command module pilot, stands in the open hatch of the Command Module during the Apollo 9 mission March 6, 1969. (Top centre) Edwin "Buzz" Aldrin Jr.walks on the surface of the moon during the Apollo 11 mission July 20, 1969. (Top R) Neil Armstrong, Apollo 11 commander, is pictured inside the Lunar Module during the Apollo 11 mission July 20, 1969. (Bottom L) Alan Bean holds a container filled with lunar soil collected during the Apollo 12 mission November 19, 1969. (Bottom centre) Scientist-astronaut Harrison Schmitt rides in the Lunar Roving Vehicle during the Apollo 17 mission December 13, 1972. (Bottom R) Harrison Schmitt stands next to a huge, split boulder during the Apollo 17 mission December 13, 1972. (Photo by Reuters/NASA)