Mecha-Like Walking Excavators Go Where Other Machines Can't

New Atlas put together a brief history and demo video of walking "spider" excavators, which look more like anime mecha than real-life machines. These incredible feats of engineering use wildly articulated legs and a combination of wheels and claw-like stabilizing feet. The hydraulic arm can be fitted with a bucket or other attachments; this one here appears to have a jackhammer. The operators of these machines definitely walk with a swagger and drink lots of Mountain Dew. ...