187 Stories by Mark Stephens
Why travel to Switzerland by train This year, my daughter set me the challenge to take the train rather than fly when I next... What is AVIF? AVIF stands for AV1 Image File Format and is used for storing images and video. It uses the same container format... What is a PNG? PNG stands for Portable Network Graphics. It is a lossless, bitmap image format popular on the world wide web because... What is JPEG? JPEG is a very well supported file format and works with all modern web browsers. It does not include an opacity... What is a BMP image file? A BMP is a bitmap image file format to store monochrome and colour images. It was originally created... 