Home Contractor

What If Penrose Stairs Had Iron Spindles?

Artist M.C. Escher created disturbing illustration in 1960 after discovering something known as the Penrose stairs. His illustration, Ascending and Descending, depicted a four-sided staircase that created an eternal loop. Every staircase in the loop appears to ascend to a higher level. Unfortunately, what Escher depicted is impossible. The Penrose stairs are a classic example […]