Google I/O 2011 is just around the corner, and Google has put up a countdown page:

May 10-11, 2011
http://www.google.com/events/io/2011/index.html (hint: drag the I/O logo)

Here's an early list of the presentations:
http://www.google.com/events/io/2011/sessions.html

Android will no-doubt be a major focus of the show. I'm looking forward to it!