Three significant members of the United States Climate Action Partnership are no longer supporting cap-and-trade.

Libya, with no history of unity across its tribes and no record of democracy or legitimate government by self-rule, may well flounder and be the scene of a new dictator, a fundamentalist takeover or anarchy. But this has played out in a way that gives a great chance of success, at a lower cost to the United States, than anyone might have imagined.

The National Security Strategy has postponed all of the hard choices until after the November elections and has amounted to a list of fiscally trivial budget-cutting measures.

The authorsreview the U.S. and European experiences with regulatory oversight and the use of formal tools to analyze regulation.

It is time to consider a different approach to governance across policy and issue lines--social networking.

The United States should choose its policies to best further the national interest. That requires a compound calculation of both the gains available from a change in Chinese policy and the probability of U.S. initiatives effecting such a change.

A recent leak of e-mails revealing errors and exaggerations about climate change could spawn the meltdown of the climate campaign.

Congress owes it to America, our allies, and our soldiers to set clear standards for the treatment of detainees.