A good way to come up with a paper topic is to look for points of law on which courts from different jurisdictions disagree, i.e., circuit splits.
Some of the resources listed below are blogs; to stay abreast of the latest posts, use a RSS feed reader.
New and proposed laws are also ripe for analysis. Listed below are resources for keeping track of the latest federal developments in the three branches of government: judicial, executive, and legislative. (For more tools for tracking legislation, see the library's federal legislative history guide.)
Places to track state-level legal developments in Texas that could be fleshed out more fully in a law review note or seminar paper.