Metal robot can melt its way out of tight spaces to escape
https://www.newscientist.com/article/2356076-metal-robot-can-melt-its-way-out-of-tight-spaces-to-escape/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
Metal robot can melt its way out of tight spaces to escape