ttp://www.penny-arcade.com/comic/
When you get weighed down by ennui, just hop onto the world of online comics to get that smile going again. They are the Web's most enjoyable way to pass the time, and the best ones are those geared toward tech-savvy nerds. Penny Arcade pokes fun at the high-tech industry and the people who love it.

Break.com - Free videos, pictures, and comedy for guys
Hundreds of funny video clips, online games, jokes and funny pictures are available at Break.com, one of the largest video entertainment destinations online with millions of viewers every month. With Break you can share videos and upload and host your videos and pictures on your personal page.

Scirus - for scientific information
Scirus is the most comprehensive scientific research tool on the web. With over 450 million scientific items indexed at last count, it allows researchers to search for not only journal content but also scientists' homepages, courseware, pre-print server material, patents, website information and much more.