When it’s time to recharge the power bank itself, you can use either the USB-C port or the built-in USB-C cable; both have fast-charging input and output capabilities. The power bank supports ...

Researchers have created a new fungus battery that can be powered just by feeding it water and nutrients, not recharging it.

A hefty portable power bank is a handy thing to DIY, but one needs to get their hands on a number of matching lithium-ion ...