The Mugiwara Jolly Roger — a black flag bearing the image of a skull and crossbones wearing a straw hat — is a fictional symbol of resistance from the Japanese manga and anime series One Piece.

As millions around the world geared up for holiday cheer, Russians were met with a slower, and in some cases, inaccessible WhatsApp. Thousands took to online forums reporting sudden outages, call ...

Your taskbar icons are trying to tell you something. Here’s what the most common ones—and their variations—really mean.