If you want to add some quick edits to a photo or video, Apple’s free Mac apps – Photos and Preview – can do a good job, but for anything more advanced you’ll need a dedicated image editing app like ...

Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effect, ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician ...