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.

Emergency crews battle a running wildfire on April 19, 2011 in Strawn, Texas. Dozens of area homes have been destroyed in the wildfires that have been fueled by dry conditions, high winds, and low humidity. (Photo by Tom Pennington/Getty Images)

Participants run through the flames in the 2011 Spartacus Challenge on October 2, 2011 in Wolverhamton, England. (Photo by Dean Mouhtaropoulos/Getty Images)

A customer grimaces in pain as she gets a tattoo on her arm at the 21st International Tattoo Convention Berlin on December 3, 2011 in Berlin, Germany. The annual tattoo trade fair runs from December 2–4, 2011. (Photo by Adam Berry/Getty Images)

Conjoined twins Shivanath and Shivram Sahu have found a remarkable way to get to school – dropping to the floor and running like a spider.

The legendary silver fox is a creature of mystery rarely seen in the wild, and will – literally – run for the hills upon human encounters

A Russian trenchmortar crew run to take up a new firing position in the Stalingrad area during the Great Patriotic War. (Photo by Keystone/Getty Images). October 1942