In a new study, researchers used a customized, low-cost 3D printer to print electronics on a real hand for the first time. Soldiers on the battlefield could use this to print temporary sensors on their bodies to detect chemical or biological agents or solar cells to charge essential electronics.

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In a new study, researchers used a customized, low-cost 3D printer to print electronics on a real hand for the first time. Soldiers on the battlefield could use this to print temporary sensors on their bodies to detect chemical or biological agents or solar cells to charge essential electronics.