In the blockbuster ‘Terminator’ movie franchise, an evil robot morphs into different human forms and objects and oozes through narrow openings, thanks to its ‘liquid-metal’ composition. Although current robots don’t have these capabilities, the technology is getting closer with the development of new liquid metals that can be manipulated in 3D space with magnets.

Original source: https://www.sciencedaily.com/releases/2019/03/190320102206.htm