If your heart beats too slowly or gets out of rhythm, a pacemaker can send an electrical pulse to that muscle and get it back on track. To do that, pacemakers need generators with batteries, and ...

Mechanical and electrical energy are linked and can be exchanged back and forth. Just like ultrasound converts electrical voltage into pressure or sound, we can engineer similar materials onto ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists at Northwestern University near Chicago have developed a tiny pacemaker - smaller than a grain of rice. John A ...

Pengju Li consults to the Pritzker School of Molecular Engineering. He receives funding from the University of Chicago. By harnessing light, my colleagues and I designed a wireless, ultrathin ...

You must have heard of pacemakers? They are required when the heart's natural system malfunctions, causing it to beat too ...