In 1999,N. GregoryMankiw proposed that the federal gasoline tax be increased by 50 cents per gallon;this remains a good idea now.

As the European Union struggles to expand, to "harmonize" its thousands of overlapping rules, to manage its uncountable internecine jealousies and to formulate a new understanding of what it means to be European, there is one thing all Europeans seem to agree on. It is faux horror about the United States.

Are greenhouse gas controls a step backward regarding environmental policy?

The examples of rigidly enforced conformity could fill several volumes, and no amount of criticism from outside the environmental citadel is likely to break though the walls. So, is there any chance that reform will come from within?

Nearly everything about American and European life is improving for almost everyone. This was true before September 11 and remains true today. Yet the percentage of people who consider themselves happy has not changed since the 1950s, while incidence of clinical depression continues to increase. We are steadily better...

Where is biotechnology taking us? What might life be like in a world in which we can try to satisfy our desires for better children, superior performance, ageless bodies, and happy souls with the aid of powerful biotechnologies? How shall we use our growing powers to screen genes, select the...

Republication senators have found a new friend during judicial confirmations: the American Bar Association.

From the now-failing marriage of Larry and Laurie David come lessons about environmental hypocrisy.