SVG stands for Scalable Vector Graphics, a new emerging standard in publishing graphics on the World Wide Web. SVG is an XML derived language for defining graphical elements.
To find out more, check out these resources:
 Standards
 
Viewers
    - Adobe SVG Viewer 
        Plugin compatible with Internet Explorer. Can be used to view SVG (*.svg) files on its own or as a "linked to" resource in Internet Explorer.     
 
Browsers  SVG 
 
SVG Authoring Took
 
Samples
These samples have been developed to be viewed as embedded SVG code to be displayed in the Firefox 1.0+ test browser.