A polygon is a flat shape with straight sides. Triangles, squares, rectangles and pentagons are examples of polygons. A polyhedron is a 3D shape with faces made from polygons. Cubes, cuboids ...

While his main areas of expertise are maker tools -- 3D printers, vinyl cutters, paper printers, and laser cutters -- he also loves to play board games and tabletop RPGs. Expertise 3D printers ...

As a mobile tech expert for CNET, I've experienced many foldable screens on phones and tablets over the past few years, including some that even bend and twist, but the new concept at Samsung ...