Due to the fact that the radioisotopes used to power nuclear batteries are generally produced in nuclear reactors, ...

Nuclear batteries are a well-established ... They're also used in pacemakers. Related: New battery tech will slash charging times and boost EV range before the decade is out Betavolt’s battery ...

A lithium-ion battery made from three droplets of hydrogel is the smallest soft battery of its kind – and it could be used in biocompatible and biodegradable implants ...