Responsive Design is the current approach to website designs. This is still a new area & the devices we are trying to design for varied. But yes you have a solution in Drupal, a ready to use theme that supports responsive theming. The presentation gives an overview of what Responsive websites mean & the key terminologies that we need to understand.
Build a responsive website with drupal
This presentation is inspired by many presentations on Responsive theming at recent Drupalcons. A link to the London con page on responsive design: http://london2011.drupal.org/category/tags/responsive-design View more presentations from rajaram shyamala