First 4D-printed, shape-changing ‘seed robot’ to monitor the environment

Italian researchers have created a novel 4D-printed biodegradable soft robot shaped like a seed that changes shape in response to changes in humidity and can navigate through the soil. The device has great potential as a new way of monitoring the envir… Continue reading First 4D-printed, shape-changing ‘seed robot’ to monitor the environment

Morphing nozzle controls fiber orientation in 3D-printed items

The embedding of fibers within 3D-printed objects can be used to add properties such as electrical conductivity or extra strength to those items. Now, a shape-changing print nozzle has been developed to vary the orientation of those fibers – as the pri… Continue reading Morphing nozzle controls fiber orientation in 3D-printed items

Shape Shifting Structures Work With Magnets

In The Dark Knight, Lucius Fox shows Bruce Wayne a neat bit of memory weave fabric. In its resting state, it is a light, flexible material, but when an electrical current is applied, it pops into a pre-programmed shape. That shape could be a tent or a bat-themed paraglider. Science has not caught up to Hollywood in this regard, but the concept has been demonstrated in a material which increases its rigidity up to 318% within one second when placed in a magnetic field. Those numbers do not mean a lot by themselves, but increasing rigidity in a reversible, …read more

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