Here are few ideas:
HTML5 is the next major revision of HTML (Hypertext Markup Language), the core markup language of the World Wide Web. HTML5 aims to reduce the need for proprietary plug-in-based rich Internet application (RIA) technologies such as Adobe Flash, Microsoft Silverlight, and Sun JavaFX. HTML5 introduces a number of new elements and attributes that reflect typical usage on modern Web sites. In addition to specifying markup, HTML5 specifies scripting application programming interfaces (APIs).http://en.wikipedia.org/wiki/HTML5
3D video technologies is a wide area heavily in the development currently.
Write a presentation related to them. For example how 3D video works, how it is processed in computer, etc..
Then there are some interesting research papers on converting 2D video to 3D and also converting a set of 2D pictures to 3D objects...