4D Printing

Lasers were used to straighten out the lab's 4D liquid metal material, which reverts to its pre-programmed shape once the laser is removed.
Laser-controlled liquid metals: Is this is a new era for robotics applications and a gamechanger for additive manufacturing?
A new shape-changing or morphing 3D printing nozzle boosts 4D printing
Could 3D and 4D printing pose a grave and growing threat to personal privacy?
Soft robots and biomedical implants that reconfigure themselves upon demand are closer to reality
4D printed tiny needles could replace hypodermic needles
Revolutionary reversible 4D printing
4D printed shape programming materials can be as stiff as wood or as soft as a sponge
4D printing revolution in advanced woven metal fabrics for use in space
4D Printing: Going beyond 3D printing to add a new dimension for additive manufacturing
Novel 4D printing method blossoms from botanical inspiration
4-D Technology Allows Self-folding of Complex Objects
4D Printing to Rewrite Book on Cool Tech
Researchers develop 4D printing technology for composite materials
Entering a New Dimension: 4D Printing
4D printing sees materials form themselves into anything