<http://schema.org/image>
<http://pop.h-cdn.co/assets/cm/15/05/54caefb039cfc_-_foldit-0912-de.jpg>
<http://www.popularmechanics.com/science/health/a7803/help-solve-the-next-outbreak-by-playing-an-online-game-11000800/?click=main_sr>