Comments on: ‘4-D’ printing technology allows self-folding of complex ‘transformer’ objects, using smart shape-memory materials https://lifeboat.com/blog/2015/09/4-d-printing-technology-allows-self-folding-of-complex-transformer-objects-using-smart-shape-memory-materials Safeguarding Humanity Mon, 05 Jun 2017 03:22:37 +0000 hourly 1 https://wordpress.org/?v=6.6.2