The newer versions of Firefox include a PDF viewer enabled by default when you install or upgrade the browser. There is no need to install an add-on or use an external application to open PDF files on ...

Developed 30 years ago by Adobe, the Portable Document Format, or PDF, is widely used around the globe for viewing and signing documents – everything from corporate annual reports and scientific ...

The best free PDF reader apps do more than just act as a PDF viewer - any modern browser can do that. What I'm looking for is tools that go beyond that, offering commenting, collaboration, and ...

Google has released ' Google Scholar PDF Reader,' a Chrome extension that makes it easier to read PDF files of scientific papers. I thought it would be very useful for reading the content of the paper ...