Believers in central planning should take a look at Washington's Metro rail transit system. While they will find many things to like, they will also see examples of how central planners -- and especially rail transit planners -- can get things disastrously and expensively wrong.

It is ridiculous to suggest that the chairman of the House committee responsible for homeland security is out of line to investigate the subject of radicalization in the American Muslim community.

Obama is hardly alone in his effort to mythologize China in order to justify expansion of government. Obviously, China’s a formidable economic player, and a growing military and diplomatic power. But only a fool would trade our problems for theirs.

Preventing future terrorist attacks from Islamic radicals depends on the willingness of the local Muslim communities to turn in their neighbors they suspect are up to no good and the police's ability to use undercover assets.

The surest way for an industry to get a boost in federal funding is for it to suffer a terrorist attack.But will more spending make us safer? Not necessarily.

Until money is allocated on the basis of sound cost-benefit analysis, we will become poorer, but no safer.

It has become obvious that the shooter of Gabby Giffords and thirteen others was crazy, the follower of no political movement, motivated only by the bizarre ideas ricocheting through his head.

The London bombings look like the work of a network that is losing its effectiveness, cohesion, and some of its ideological attractiveness to radical Muslims in the West and worldwide.