A fascinating find deep in the Baltic Sea is stirring up fresh questions about Europe’s prehistoric past. Researchers have ...

An autonomous, robotic hydraulic excavator could build a dry stone wall to act as a blast shield around a launch pad on the moon, propose a team of Swiss researchers. The excavator would make use ...

Until today, dry stone wall construction has involved ... Using sensors, the excavator can autonomously draw a 3D map of the construction site and localise existing building blocks and stones for the ...