Science has been able to tell us a lot about beauty: the six physical features men can't resist, your most memorable facial feature, and now — which women are considered the most beautiful in the world and why.
It all comes down to an ancient Greek philosophy called the Phi ratio, which Julian De Silva, MD, of the Centre for Advanced Facial Cosmetic and Plastic Surgery used along with computer facial mapping to determine which famous women have the ideal face ratio and symmetry.
While standards of beauty vary by culture, the ratio method is an interesting approach to aesthetics and may give us some clues as to why some people stand out more than others
Amber Heard came in at the top of the list with a facial symmetry of 91.85 percent, while Helen Mirren ranked at no. 6 and Marilyn Monroe came in at no. 9.
Dr. De Silva pointed out that this study is by no means a way to pit women against each other. "With this ground-breaking technology, we have solved some of the mysteries of what it is that makes someone physically beautiful," he said. "The results were startling and showed several famous actresses and models have facial features that come close to the ancient Greek principles for perfection."
So, according to the ancient Greeks and science, here are the 10 most beautiful women in the world: