Images: Siggraph sharpens your senses

The "Shadow Chaser" is a game in which players must find invisible "goblins" through indirect information such as shadows and sounds. In this game, a player must capture the goblin with a special vacuum by following its shadow. The purpose of the project is to allow users to feel the existance of objects by perceptions--a demonstration for barrier-free services for handicapped people. Project from: Yoshinobu Nakano, Nara Institute of Science and Technology

The multi-touch wall is a 16-foot interactive display that can sense multiple points of touch by an unlimited number of people. The purpose of this research is to move beyond the mouse and make touchscreens more sensitive and fun. Project from: Jefferson Y. Han, New York University, Courant Institute of Mathematical Studies.

Want to take a walk with Lara Croft or Super Mario? These powered shoes are roller skates connected to motors which allow the wearer to walk through virtual environments--in any direction. They will be used for games or possibly as "evacuation simulators" to train people how to respond to emergencies. Project from: Hiroo Iwata, University of Tsukuba

Freqtric Drums can allow an audience to create music by touching different body parts: feet, foreheads, noses, etc. This project turns human skin into an interactive device--a feat claimed to have never been done before. Project from: Tetsuaki Baba, Kyushu University

A laser plasma is said to be the first to display "true 3D images in a space where there is nothing but air." Project from: Hidei Kimura, Burton Inc.