There are many great science web sites on the internet.  What follows is a short list that will hopefully fuel your curiosity.  Let us know what you think, and if you have any suggestion for other great sites.

Science Magazine
This is one of the major journals in science.

Nature Magazine
This is also a major science journal.

The New Scientist
A major source for science news.

Popular Science
Every kid loves to read this one.

Technology Review
A showcase of emerging technologies.

Berkeley Groks
The best radio science show on the air. ;)