The basic unit of construction for this marble run is a simple ramp block with inputs and outputs at either end. These were crafted from blocks of wood, with the ramp carved out with a slot ...

In the vast and arid landscapes of Namibia, Oman, and Saudi Arabia, a team of researchers has identified a series of peculiar ...

"This effect is achieved by slicing a marble block into thin slabs and then placing them side by side with their ...

English Gothic architecture, exquisite stained glass artwork, a wing repurposed thrice over, and a marble block that can't be ...