George Pólya’s random walk theorem absolved him of being a lurker and revealed how the laws of chance interact with physical ...

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 ...

Have you ever worked with a group of people trying to solve a problem? There are different opinions, different considerations, and each person’s perspective provides a different angle on the problem.

How successful businesses change their own ecosystems by Sally R. Osberg and Roger L. Martin Social entrepreneurship has emerged over the past several decades as a way to identify and bring about ...

No. 2245 Elyria Avenue in Lorain, Ohio, is a two-story frame house surrounded by look-alikes. Its small front porch is littered with the discards of former tenants: a banged-up bicycle wheel, a ...