Looking up British Newspapers
There are two major sites I use for looking up British Newspapers, the first is the NSW Library - and it's FREE
To access the British newspapers you first need to become a reader at the library. It's simple to do over the net here.
Then access the eResources page and tick the family history section. This just narrows down the amount of resources you need to look at. You will find a page that looks like this:
The top 4 resources are the ones you want, I mostly use the 19th Century British Library Newspapers (Gale) as I am researching people from the 1800's. If you hover over each resource it will give you a guide to what types of newspapers, mags, etc and the timeline it covers. This one covers 48 newspapers, including national and regional. Below is a quick guide on what to input to do a basic search:
This is what the page will look like once you press search
Happy hunting your UK ancestors!