researchers at ETH Zurich have let an autonomous excavator loose on a big pile of boulders and reclaimed concrete. The goal? To build a 20 foot (6 meter) and 213 ft (65 m) long dry-stone wall as ...

A 38,000-pound granite boulder serves as the centerpiece of Riverfront ... performed on small rock formations or artificial climbing walls without the use of ropes or harnesses on an area ...

For the final project, students developed their own version of a “living building” through the program of an interpretive nature center near Wonderland Lake in Boulder, CO. Students collaborated in ...

The CU Boulder Campus Architect is responsible ... Thickness varies from 3/4 inch up to 5-6 inches. Each stone is laid flat with its fractured face extending varying distances beyond a vertical wall ...

Then, add this Lava element to Water to acquire your first Stone. To scale up, merge two Stones to obtain Boulder. If you ...

A team of archaeologists has discovered a rare rock used to make tools in the Stone Age. The "polishing boulder", found in the Valley of the Stones near Dorchester, would have been used to make ...