Regulations come into force at midnight tonight, which allow the British Library to begin archiving the entire UK web domain.
Billions of webpages, blogs and e-books will also be preserved in order to document the digital age.
The library could eventually collect copies of every public Tweet or Facebook page in the British web domain.
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Liberal Democrat Peer Lord Avebury, who was Orpington's MP for eight years, has died aged 87.