User interface design expert Billy Hollis is annoyed when he spots even tiny application tweaks that could improve the intuitive experience for users. He finds them everywhere, even in our favorite ...

All of Apple's operating systems have received a redesigned user interface called "Liquid Glass," featuring translucent elements with rounded corners, and an all-around new look. On June 9, at Apple's ...

In 1982, a 21-year-old Chris Espinosa faced a familiar challenge in software design: satisfying Steve Jobs’ exacting eye. Jobs had been critiquing Espinosa’s Macintosh calculator interface for days, ...