Portland’s sprawling flea market stands as a defiant monument to affordability in an age when everything seems priced for ...

The moment you step through the doors of Central Maine Antique Mall in Bangor, you’re hit with the intoxicating realization that you’ve just entered a parallel universe where time is measured in ...

Learning how to design scalable systems will help you become a better engineer. System design is a broad topic. There is a vast amount of resources scattered throughout the web on system design ...

A tessellation is a repeating pattern of polygons that covers a plane with no gaps or overlaps. What kind of tessellations can you make out of regular polygons? What shapes tessellate? If shapes can ...