In other words, you want to construct a polyhedral torus with faces that are shapes such as triangles or rectangles. Your peculiar-looking shape will be trickier to construct than one with a smooth ...

Recording on-duty immigration agents in public is a First Amendment right, but obstructing agents’ work is a crime. Whether something constitutes as obstruction can be subjective. Here’s what legal ...

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

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 ...

Abstract: As complementary to the imaging of primaries, multiples can be used for imaging and produce additional angular illumination. These additional illumination angles can improve imaging ...