Israeli fashion design student from the Shenkar College of Engineering and Design Danit Peleg (R) assists a fashion blogger to wear an outfit from her graduate collection during a conference on 3-D printing in Tel Aviv, Israel September 3, 2015. Peleg, 27, says she spent over 2000 hours to create her graduate collection which is made solely from home 3-D printers. International fashion bloggers, taking part in a project supported by “Stand With Us Israel fellowship”, a non-profit organisation, attended the conference and tried on Peleg's clothing before listening to her talk about her collection. (Photo by Nir Elias/Reuters)

Israeli police officers are about to push away a demonstrator during a protest against Israel's Prime Minister Benjamin Netanyahu outside his residence in Jerusalem, Israel, early Sunday, August 9, 2020. (Photo by Ariel Schalit/AP Photo)

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.

The overall winner of the 2013 Red Bull Illume photography competition from Lorenz Holder. (Photo by Lorenz Holder/Red Bull)

Shepherds from the north wear their traditional heavy woollen mantles as they stand ready to shear sheep with sycthe-like shears. (Photo by Three Lions/Getty Images). Circa 1952

A freshwater stingray pup looks out from a holding tank at Bristol Zoo's aquarium on January 20, 2012 in Bristol, England. (Photo by Matt Cardy/Getty Images)