Iron-on patches can repair clothing or add personal flair to backpacks and hats. And now they could power wearable tech, too.

You may not think to use them often, but patches can provide a quick way to upgrade clothing items like a jacket, jeans or hat. Plus, they can be a fun way to add ...

Researchers have combined liquid metal and a heat-activated adhesive to create an electrically conductive patch that bonds to ...