Feature Tech

Creature power

The body’s chemistry may energize pacemakers or search-and-rescue roaches

CREATURE POWER  Biological fuel cells that generate electricity by harnessing sugars and oxygen in the body may one day power implanted devices in humans and other animals.

James Provost

By Sam Lemonick

- More than 2 years ago

Sometime in the future: A patient leaves the hospital with a new pacemaker implanted next to her heart to steady its beat.