Opting to build the Death Star in the shape of a sphere may not have been classic Star Wars villain Darth Vader’s wisest move, according to math teacher Ben Orlin. He investigates this burning ...

Ok, say I have many pentagons. <BR><BR>I want to build an orb or sphere or whatever a 3 dimensional ball out of pentagons.<BR><BR>Is there a predetermined limit to the # of pentagon shaped pieces I ...

Our world is made up of elegant shapes — there's the square, the rectangle, the sphere, the prism and many more. But sometimes, these shapes don't quite fit nature's game board. Sometimes, you also ...

Our universe appears flat—but this observation still leaves plenty of options for its true shape. In fact, our cosmos could ...