Newspaper articles can be searched for by using certain indexing databases, for example:
The following can be used to find current or recent articles from the British press:
Nexis is primarily a business and legal information database, but one of its major features is a substantial corpus of full-text British, European and US newspapers. From the Sources drop-down menu on the search screen you can select specific categories of newspapers such as UK national or regional newspapers. The More Sources link allows you to select newspapers in specific languages or individual newspaper titles to search. Nexis currently has newspapers in Danish, Dutch, French, German, Italian, Portuguese and Spanish (including South American).The full text files of most newspapers go back over the last 10-20 years.
The British Library holds extensive collections of newspapers including all the UK daily and Sunday newspapers from 1801 to the present, most UK and Irish provincial newspapers and selected newspapers in European languages from around the world. You will need to register for a reader pass to use their collections.
Joining the British Library
https://www.bl.uk/research/#reader-registration