Enter the 4th Dimension: 4D Printing

When I first heard of 4D printing, I thought someone was high and trolling me. How could anyone print in the 4th dimension of time? Despite my trepidation, I found that 4D printing is a very real concept. The idea of 4D is to design items so they can self-assemble (fold) from one shape into […]

Self-folding elephant