HRP-4C, a five-foot humanoid robot developed at Japan's National Institute of Advanced Industrial Science and Technology, sings and dances with performers at the Digital Contents Expo in Tokyo on October 17, 2010. The robot runs entertainment software called Choreonoid, a name formed from the words “choreograph” and “humanoid”. (Yoshikazu Tsuno/AFP)

A boat sails behind a woman looking through binoculars as she sits on a cliff on a sunny day in Sydney, Australia, May 29, 2016. (Photo by David Gray/Reuters)

A period of relative stability has put the Iranian capital No1 on the list of world cities that have achieved biggest improvements in liveability over the past five years, as calculated by the Economist Intelligence Unit. The “most improved” top 10 contains some unexpected names. So, eg, the fourth place: Abidjan, Ivory Coast. Latest ranking: 128; Ranking five years ago: 131; Five-year index movement: 3.8%. Here: A supporter of Ivory Coast president Alassane Ouattara campaigns in a market in the city’s Koumassi quarter. (Photo by Sia Kambou/AFP Photo)

American actress, producer and director Eva Longoria arrives for the screening of the film “Emilia Perez” at the 77th edition of the Cannes Film Festival in Cannes, southern France, on May 18, 2024. (Photo by Antonin Thuillier/AFP Photo)

Women's Freestyle 50kg wrestling gold medalist Sarah Hildebrandt of Team United States carries Men's Greco-Roman 77kg wrestling gold medalist Nao Kusaka of Team Japan on stage on day thirteen of the Olympic Games Paris 2024 at Champions Park on August 08, 2024 in Paris, France. (Photo by Luke Hales/Getty Images)

An athletes competes in a log carrying relay race event at Peruibe beach during the Indigenous Games, near the Tapirema community of Peruibe, Brazil, Sunday, April 23, 2023. Hundreds of Indigenous athletes gather this weekend in the south of Sao Paulo state to hold their version of the Olympic Games. They will compete for medals in archery, tug of war, athletics, Indigenous wrestling and other sports. (Photo by Andre Penner/AP Photo)

People walk in a field of California poppies and other wildflowers outside of the Antelope Valley California Poppy Reserve, after recent rains moved the region's second-driest winter on record up to its seventh-driest, near Lancaster, California, on April 2, 2022. The California Department of Water Resources reported that about one-third of the Sierra Nevada snowpack's water equivalency melted last week under higher-than-normal temperatures, leaving the statewide snow-water equivalent at 38% of normal for the date. (Photo by David Mcnew/AFP Photo)

Kyle Walker of AC Milan sprays water from his mouth prior to the start of the second half of the Coppa Italia match at Giuseppe Meazza, Milan on February 5, 2025. (Photo by Jonathan Moscrop/Sportimage/Alamy Live News)