This is sort of awesome. It's a concrete gravity battery. What? Yup. The idea is to even out the balance between power generation and power usage; like with any battery, this one allows you to store ...

In a Swiss valley, an unusual multi-armed crane lifts two 35-ton concrete blocks high into the air. The blocks delicately inch their way up the blue steel frame of the crane, where they hang suspended ...

There's a lot to love about a stackable retaining wall in your backyard. If your yard has an uneven slope, a retaining wall can add usable space to your outdoor areas and increase the value of your ...