This donut pattern is seen almost exclusively in the USA, Juday said. It's largely a legacy of racial segregation, urban renewal and public housing policy. What's happening now, ...

This pattern seems to expand on the so-called “donut effect” premise—a helpful visual concept by Stanford researchers Arjun Ramani and Nicholas Bloom, which describes the migration out of ...

That dimple pattern is the primary upgrade for the new Srixon Soft Feel. The 338 dimples match the pattern found on Srixon’s Z-Star tour-level balls.