By Castelvecchi, Davide How many dimensions space has could all be a matter of perspective In a school of thought that teaches the existence of extra dimensions, Juan Maldacena may at first sound a little out of place.

By KARL RITTER and MATT MOORE, THE ASSOCIATED PRESS A professor at an elite institute in Princeton was one of three Americans to win the Nobel economics prize Monday for developing a theory that helps explain how sellers and buyers can maximize their gains from a transaction. Eric S.

By THE ASSOCIATED PRESS PRINCETON Clifford Geertz, an anthropologist whose work influenced other areas of social sciences and won major book awards, has died. Mr.

By Adam Smeltz, Centre Daily Times, State College, Pa. Mar. 12--Two decades have slipped by since Boris Weisfeiler, a Penn State mathematics professor, vanished during a 1985 vacation in the Chilean mountains.

John Bahcall, Richard Black Professor of Astrophysics at the Institute for Advanced Study at Princeton, had a long and distinguished career in astronomy and astrophysics which spanned five decades and during which he published more than 500 technical papers, books and popular articles.