Abstract: Mal-operation of distance protection relays during power swing (PS) condition can endanger the power system stability. Therefore, it is crucial to distinguish between short-circuit faults ...

Want to add a doodle or a couple of handwritten words to a photo on your iPhone or iPad? Here's how to draw on photos on iPhone with Markup. Open the Photos app . Tap the photo you want to draw on, ...

1. Whetstone or sharpening stone: A whetstone is an excellent choice for sharpening most gardening tools. Choose a ...

I’ve been imagining the sudden sports business phenomenon of mixed-use development as a Venn diagram, with the sports industry on one side and real estate on the other. The middle of that Venn diagram ...

Abstract: In recent years, several technological advances have been incorporated into vehicles to ensure their safety and ride comfort. Most of these driver-assistance technologies aim to prevent ...

A fun and easy way to sketch heads from different angles using a simple construction method that builds strong proportions. This tutorial starts with a basic circle as your foundation, then shows how ...

In case you haven't heard, cows are using tools now. Well, one cow, Veronika, a brown cow in Switzerland that used a broom to scratch her back and belly. Alice Auersperg wrote a book about animal ...