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 ...

Amateur carpenters who have laid out the cuts in a stair stringer (the zig-zag structural support for the steps) know the queasy feeling that bubbles up at the prospect of this job. There’s the simple ...

Lloyd Alter is Design Editor for Treehugger and teaches Sustainable Design at Ryerson University in Toronto. Alternating tread stairs are terrific for saving space; you only put one foot on a tread at ...