Like the GIF (that's Graphics Interchange Format), the PDF (Portable Document Format) has survived and flourished through the digital age. That's partly because of its versatility: It's the go-to ...

Amazon Kindle flaunts a massive library of ebooks from Amazon's ecosystem, but some of the ebooks that we have are in outside file formats, such as PDF and EPUB. A kindle e-book reader is pictured at ...

We may receive a commission on purchases made from links. Some people prefer ebooks over physical copies for the ease of collecting and commuting with them. There are a bunch of different formats in ...