www.sciencemag.org SCIENCE VOL 323 13 FEBRUARY 2009 843 COVER An image of Mare Moscoviense on the lunar farside, taken by the Terrain Camera aboard the SELENE (Kaguya) spacecraft on 17 January 2008. Crater frequency distributions derived from such images yield ages of about 2.5 billion years for several volcanic deposits in this mare, indicating that volcanism on the lunar farside lasted about ...

The Supreme Court nomination and confirmation process has become one of the most contentious aspects of American politics in recent years, representing a seismic struggle between the president and the U.S. Senate over the ideological makeup of the nation’s highest court. Existing research focuses on how the ideological compatibility of the president and the Senate affects the ideology of the pr...

This paper analyzes the extent to which the justices of the U.S. Supreme Court cast votes that support the positions of the president, or more generally the Executive Branch. Can presidents count on such deference from those justices they nominate or those whom are nominated by other presidents of the same party? Or, do the justices demonstrate judicial independence and impartiality such that t...

the aim of this study was to evaluate those factors influencing tax evasion in professional coaches and athletes. to collect the study literature, review of related literature and interview with professional professors; then, those factors affecting tax invasion were extracted and a questionnaire was designed with 32 items. the statistical population consisted of 1. professional professors of p...

Does the president have the ability to set the congressional agenda? Agenda setting is a prerequisite for influence, so this is an important element in understanding presidential–legislative relations. We focus on the State of the Union address and show that popular presidents can, indeed, cause Congress to shift attention to those topics most emphasized. The impact is tempered by divided gover...