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Video feature: Engineering 3-D sound .

Edgar Choueiri, a professor of mechanical and aerospace engineering at Princeton University, has developed a way to play true three-dimensional sound recordings over regular loudspeakers, such as those found in televisions and computer laptops.

Project X innovation fund supports bold thinkers and 'tinkerers' .

Project X, a fund provided by Lynn Shostack in memory of her late husband David Gardner, a 1969 Princeton graduate, is intended to give faculty members in the engineering school the freedom to pursue hunches and unconventional ideas, even if those ideas are outside their direct expertise.

Princeton sound lab pushes boundaries of realism in audio with support from Sony .

Princeton University researchers, with support from Sony Corp., are embarking on a three-year effort designed to advance the possibilities of recording technology and realistic sound reproduction.

Video: Freshman Seminar: 'Silence, Noise, Sound and Music' .

Princeton music professor Barbara White leads a freshman seminar dealing with the elusiveness of quiet and blurring boundaries between everyday life and art.

Video: Communicating science .

How many different ways do creatures communicate with one another? Howard Stone, Princeton's Donald R. Dixon and Elizabeth W. Dixon Professor of Mechanical and Aerospace Engineering, and Bonnie Bassler, Princeton's Squibb Professor in Molecular Biology, enlist the help of elementary school students to explain the science of communication behind sound waves, pheromones, bioluminescence, and more.

Eli Harari: Engineering after Princeton .

SanDisk Corp. founder Eli Harari, who earned his Ph.D. at Princeton in 1973, describes how a successful inventor changes the world by pushing innovation.

Open Doors: Princeton Graduate School .

In this video, students and faculty discuss the opportunities and traditions that are found in Princeton University's Graduate School, which offers advanced degrees spanning the humanities, social sciences, natural sciences and engineering.