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 ...

Posts shared in early March 2021 claim that alternate-tread staircases are called “Witches Stairs,” allegedly built with the belief that “witches can’t climb up them.” This claim is false, as ...

With so many types and styles to choose from, the best stair treads can be difficult to narrow down. Of course, most top-selling sets are nonslip and nice to look at — but how do you find the ideal ...

You may be like most folks. I’m guessing you give very little thought to the stairs you go up and down on a regular basis. They might be constructed from wood, steel, or concrete. The vast majority of ...