An electronic tattoo that attaches to the chest and has a battery the size of a penny could provide continuous heart monitoring.

A soft, breathable, stretchable material that is nearly undetectable on a person's skin could one day allow for long-term health monitoring.

A new sensor can be drawn with a pencil on treated paper. It could track health issues or even tell you when baby needs changing.

New sensors could lead to virus-detecting drones or even clothes that help diagnose diseases like breast cancer, researchers say.

Super stretchy and sensitive sensors could work to monitor health or even help control video games, researchers report.

A "living" smartwatch powered by a slime mold needs food and care to function. Can it make us less fickle consumers of technology?

New wearable sensors for dolphins could reveal the cost of human disturbances in marine habitats, say researchers.

A nearly invisible e-tattoo that attaches to the palm and connects to a smart watch can tell when you're stressed out.

Embroidering power-generating yarns onto fabric could offer a low-cost, scalable way to make wearable devices.

Activity trackers not only count your steps, they can also obtain metrics associated with your general physical and cardiovascular health.