Internet Archive-s Wayback Machine [verified] -

Unlike search engines like Google, which only show the live, current version of a page, the Wayback Machine saves snapshots. If a government changes its report on climate change, a news site deletes an embarrassing article, or a corporation alters its terms of service, the original version often remains accessible in the archive.

As of late 2025, the Wayback Machine has reached the staggering milestone of , comprising nearly 100 petabytes of unique data. Internet Archive-s Wayback Machine

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The Wayback Machine uses automated software to crawl the web and save snapshots of websites at regular intervals. These snapshots are then stored in a massive database, which can be searched and accessed by users. The machine crawls the web continuously, adding new snapshots to its database and updating existing ones. Unlike search engines like Google, which only show