Fort Zombie Gameplay Trailer – Fight for your life by Paradoxplaza

Zombie survival focused Action/RPG title. Graphics is completely outdated, but may have interesting gameplay. Physics is based on PhysX SDK.

How NVIDIA works with game developers by nvidia

Tony Tamasi is explaining, how newest technology, like GPU accelerated physics effects, get implemented into games.

PhysX and CyberGlove by vneshaug

Third, most detailed, video about VR environment where user can interact with objects via data glove.

Explosives 2.0 by TheGetBusyCommittee

This mod adds highly explosive barrels and flying propane tanks to UT3.