Microsoft's spreadsheet program can do way more than you might realize. These are the hacks and tricks you need to know.

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 effec… ...

Tesla has outperformed the S&P 500, but its stock has reached my price target and faces downward revisions in earnings ...