How Does JavaScript Run On A Server?

Beginner’s Guide to Node.js (Server-side JavaScript)

Node.js works on a v8 environment – it is a virtual machine or a JavaScript engine that runs the JavaScript code, so for hosting you can’t use the ordinary web hosts. You will need the ones that have the v8 environment.
Here are some provider suggestions for Node.js hosting:

1. bejes.us
2. Cloud Foundry
3. Cloudnode
4. DotCloud
5. Duostack

Read more http://www.hongkiat.com/blog/node-js-server-side-javascript/
and http://code.google.com/p/v8/

By: Han4U