Newsweek took a look a how the standard definition of beauty for women has changed over the years in their special report, The Beauty Advantage. This additional visualization of their findings is simply stunning to watch.

Frm Lauren Bacall to Audrey Hepburn, Angelina Jolie to Julia Roberts, it seems that the shape of beauty in one's face is what's changed the most. Well, that and the look of perfectly-groomed eyebrows.

[via Lindsay Kaplan via Newsweek]