In the early days of the internet, several technical constraints limited web design. Dial-up internet connections were slow; thus, web designers always had to balance high-quality graphics and low ...

Why it matters: For decades, JPEG, PNG, and GIF have remained among the most popular image formats, even as newer options like WebP and AVIF have emerged. Now, PNG is getting its first meaningful ...

The PNG extension is a prominent image file type compliant with a variety of operating systems, Web browsers and devices. The format was primarily created for transferring photos over the Web, as its ...

Simon is a Computer Science BSc graduate who has been writing about technology since 2014, and using Windows machines since 3.1. After working for an indie game studio and acting as the family's go-to ...

The situation has also rekindled debate about patents, innovation and the freedom of communication. In the United States, the patent for the Lempel-Ziv-Welch, or LZW, compression algorithm expires ...

What’s inside a PNG file? Graphics, sure. But how is that graphic encoded? [Evan Hahn] shows you what goes into a single black pixel inside a 67-byte file. Why so many bytes? Well, that is exactly ...

The short and simple answer is that screen shots are often of web content, and that content often has text. The Portable Network Graphics (PNG) format does better with images like that, and the ...