Amanda Blum is a freelancer who writes about smart home technology, gardening, and food preservation. Previously, Amanda has worked as a technology strategist specializing in problem solving and ...

Many years ago, when I was young and foolish, I decided to build an 80-foot long terrace for fruit trees, and to edge it with a nice fieldstone retaining wall, using stones I could find on my property ...

Building a wall by precisely stacking randomly shaped boulders could almost be the definition of hard work – both physically and mentally. It's the sort of thing we might want robots to do one day, so ...