Wood staircase on the mid level of a home that continues on multiple levels - Scott Prokop/Shutterstock Whether a major feature of the entryway or tucked to the sides of the home, the staircase offers ...

This half-scale model of a spiral staircase by American studio Matter Design is made from concrete treads that slip neatly over each other. Above and top: photograph by Brandon Clifford The Helix ...

Watch the Endless Stair come to life in front of the Tate Modern The playful Escher-esque structure consists of interlocking flights of wooden stairs that can be infinitely reconfigured. The ...

A converted loft is a great way to capitalize on your home's square footage. Be it a guest bedroom, a family bathroom, or even a mezzanine floor, ridding an attic space of cobwebs to make way for an ...