James Webb telescope captures dual-ringed nebula in stunning detail
A dying white dwarf and its orbiting binary created the uniquely shaped rings
At a high level, JPEG is a lossy image compression technique. What you may not realize is that achieving this required a fascinating blend of human perception, elegant signal processing, and clever engineering prowess.
Let's begin with a visual challenge: What are the colors of the tiles marked as A and B in the image?
If you want to neatly share PDF pages or extract info from a PDF without relying on ugly screenshots, you should convert them to JPG images. Here's how you do it in the most effortless manner.
Most of your digital photos use the JPEG format, but when you download an image from the web, it may be using the more modern WebP format. But why do we need so many file types? And how are they different?