The web sites - for linux, wireless, etc.

There are some good web sites for the Linux devices, and Linux kernel, and also Wireless blog and tecnology news sites.

For Linux Devices - which updates the new Linux ports, products, and Linux based solutions

http://www.linuxdevices.com

For Linux Kernel -  which gives the Linux kernel git repository. 

http://www.kernel.org

And can get from the site, the Linux source cross reference,

http://lxr.linux.no/source

For daily, the happenings in the Broadband wireless(Wimax), and the relevent technologies, the complete blog,

http://dailywireless.org

For latest happenings in the technology space, one of the good site,

http://news.cnet.com

-srinivas.