Malevolent robot stories used to be more about brawn than brain — so it was a genuine shock for audiences in 1968 when the sentient HAL-9000 computer calmly said, "I'm sorry, Dave, I'm afraid I can't do that." Above, Gary Lockwood and Keir Dullea in 2001: A Space Odyssey. Metro-Goldwyn-Mayer/Getty Images hide caption
USS Lexington Museum executive director Steve Banta (left) and Toshihiro Mutsuda, the son of Japanese soldier Shigeyoshi Mutsuda, hold together the late soldier's "good luck flag" during a handover ceremony in Tokyo, on Saturday. Shuji Kajiyama/AP hide caption
Karl Ohiri: Untitled, from "The Archive of Becoming." Ohiri features old negatives and prints that have been transformed by heat, humidity and time. Karl Ohiri hide caption
GOP presidential candidate Ron DeSantis speaks during a campaign event at Olde Boston's Restaurant & Pub in Fort Dodge, Iowa on July 14. Bloomberg/Bloomberg via Getty Images hide caption
Gender rights activists demonstrate outside the U.S. Supreme Court on June 30, 2023, in Washington, D.C. Many of the bans states passed this year against gender-affirming health care for youth are in federal court and may be on their way to the U.S. Supreme Court. Olivier Douliery/AFP via Getty Images hide caption
The 50th anniversary of Barbie, in 2009, was commemorated in New York by a lineup of Barbie dolls from different eras, starting with the original in a black-and-white swimsuit. Craig Ruttle/Associated Press hide caption
American rapper, singer and songwriter Kurtis Blow, circa 1980. Michael Ochs Archives/Getty Images hide caption
Surrounded by members of Congress, civil rights leaders and members of the Till family, President Biden signed a proclamation establishing the Emmett Till and Mamie Till-Mobley National Monument. Mandel Ngan/AFP via Getty Images hide caption
In this Oct. 24, 2012 file photo, a pedestrian walks in Greektown in downtown Detroit. A state-appointed review team Tuesday, Feb. 19, 2013 determined Detroit is in a financial emergency, paving the way for Republican Gov. Rick Snyder to appoint an emergency manager who would need to come up with a new plan to get the city out of its fiscal crisis. Carlos Osorio/AP hide caption
After Columbus wrote the letter in 1493, it was reprinted in Latin and circulated across Europe. Several copies have resurfaced in the U.S., including this one stolen from Venice in the 1980s. U.S. Immigration and Customs Enforcement hide caption
On July 16, 1945, scientists detonated "Gadget," the world's first atomic bomb. White Sands Missile Range Photo hide caption
England's striker Chloe Kelly celebrates after scoring during the UEFA Women's Euro 2022 final match between England and Germany on July 31, 2022. Franck Fife/AFP via Getty Images hide caption
Charles Jenkins (left), age 64, his wife Hitomi Soga (second from left) and their daughters arrive at Japan's Sado Island in December 2004, almost 40 years after he defected to North Korea. Jiji Press/AFP via Getty Images hide caption
Dogs trained for movie roles get ready to march in a SAG picket line around Disney Studios in Los Angeles on Aug. 21, 1980. Lennox McLendon/Associated Press hide caption