Its creator (and MC10 co-founder), John Rogers has refined that design so that it's no longer an elastomer sticker -- now he can apply the biostamp's thin, stretchy electronics directly on human skin, and bond it with commercially available spray-on bandage material.

ENGADGET

But John Rogers, the chief officer of TTS said he was surprised to hear the union's comments.

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"Batteries are particularly challenging because, unlike electronics, it's difficult to scale down their dimensions without significantly reducing performance, " said senior author of the study John Rogers of the University of Illinois at Urbana-Champaign.

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