While digging around trees in the city, use of excavators should be avoided and manual labour should be employed instead to ensure roots are not damaged. Image used for representational purpose only ...

A prototype of an autonomous construction vehicle weighing 12 tonnes has demonstrated that it can operate on very difficult terrain without a human operator. A Swiss-German team has become the first ...

ARVIN, Calif. (Reuters) - At the Gless family's sprawling citrus ranch north of Los Angeles, a massive excavator twists and bends, digging a private reservoir on drought-parched land that just a few ...