17 July 2026

Electrodes that measure brain waves and more cannot be seen or felt.

A wearable sensor (right) is less visible than a commercial skin dressing (left). Credit: Y. Liu et al./Sci. Adv. (CC-BY-4.0)

Invisible wearable sensors might sound like a sci-fi dream, but it’s one that is coming closer to a commercial reality.

Access options