Google shows live basketball scores,
http://www.google.com/search?&q=syracuse+basketball

Via: The Google Twitter channel

Other NCAA sports also I think but i couldn´t reproduce it. I found some images.

http://www.google.com/images/tennis-onebox.gif
http://www.google.com/images/football-onebox.gif
http://www.google.com/images/baseball-onebox.gif
http://www.google.com/images/hockey-onebox.gif
http://www.google.com/images/boxing-onebox.gif
http://www.google.com/images/soccer-onebox.gif
http://www.google.com/images/golf-onebox.gif

Google now also shows a onebox for Dutch soccer matches when searching for a team.

http://www.google.com/landing/collegebasketball09/