A vintage military aircraft is seen parked ahead of the International Air and Space Fair (FIDAE) at the Arturo Merino Benitez international airport in Santiago, Chile March 29, 2016. (Photo by Rodrigo Garrido/Reuters)

A Citroen Aircross concept car is pictured during the media day at the Frankfurt Motor Show (IAA) in Frankfurt, Germany, September 15, 2015. The car show runs through September 27. (Photo by Kai Pfaffenbach/Reuters)

Alejandro Davidovich Fokina of Spain reacts after the men's single tennis match of Dubai Duty Free Tennis Championship in Dubai, United Arab Emirates on March 01, 2023. (Photo by Amr Alfiky/Reuters)

A woman takes pictures with the Kawazu cherry blossom trees, one of the earliest blooming cherry blossoms in Japan, in Tokyo's Sumida district on March 11, 2024. (Photo by Philip Fong/AFP Photo)

A man walks around while praying in front of lotus lanterns attached to prayer petitions at Jogye temple in Seoul, South Korea, on May 8, 2024. (Photo by Kim Hong-Ji/Reuters)

A model showcases designs by Antonia Paris during the Women's RTW 3 catwalk during Rosemount Australian Fashion Week Spring/Summer 2011/12 at Overseas Passenger Terminal on May 5, 2011 in Sydney, Australia. (Photo by Stefan Gosatti/Getty Images)

Blanka Vlasic of Croatia and Team Europe celebrates a clearance in the women's high jump during the IAAF/VTB Continental Cup at the Stadion Poljud on September 5, 2010 in Split, Croatia. (Photo by Michael Steele/Getty Images)

FaceResearch.org, a site run by two psychologists at the University of Aberdeen in Scotland, features software that can average together faces from thousands of photos. These images purportedly show the average face of women from 40 different nationalities.