The goal? To build a 20 foot (6 meter) and 213 ft (65 m) long dry-stone wall as part of a park where the landscape was digitally planned, and the earth autonomously excavated. The coolest thing ...

Five years into the massive overhaul of the historic Salt Lake Temple, workers recently completed a three-year project to delicately drill 46 holes down through its stone walls. Workers used ...

Experts say the finding sheds light on the details of how castle-building methods developed during the rule of Hideyoshi (1537-1598), who unified war-torn Japan. The stone wall, which is 1.8 ...