Abstract: During the last decade, possibilities to realize new phenomena and create new applications by varying system properties in time have gained increasing attention in many research fields.

Editing is a critical part of making great images to share on social media, promote your business, or send to friends. Here ...

I show how to use basic tools like the rectangle, ellipse, and pencil, and how to move and change shapes with the selection tools. I also explain layers, colors, and how to keep things organized. This ...