Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Simplified representation of a “virtuality continuum” (Milgram and Kishino, 1994). Credits: (A,B,D) Laboratory of Cyberpsychology, Université du Québec en Outaouais (C) Video frame from “Vrui on Oculus Rift with Razer Hydra and Kinect,” http://www.youtube.com/watch?v=IERHs7yYsWI (Preview). Image courtesy of Oliver Kreylos.
