hmm, dunno how old this is. i stopped using personalized news because (a) i was using igoogle and (b) i got tired of it vanishing from something wrong with the cookie. now (finally) its stored with your google account. from google:

Your Own Personalized News
Your personalized Google News settings have been saved in your Google Account. Now you can access your page from any computer.

Because you checked "Remember me" when you signed in, your settings are also stored on this computer. To learn more, please read our FAQ.

("read our FAQ linked to" http://news.google.com/intl/en_us/about_google_news.html)