The difference in voltage discharge curves between alkaline and lithium batteries explains why their performance can vary dramatically in certain devices. If you've ever experienced a lithium AA ...

The Digital Radio Mondiale consortium is welcoming the announcement of a small and affordable radio receiver model that will be made in India.

Put a set of our Best Buy AA disposable batteries in your most power-hungry devices and they'll last more than three hours longer than the worst. For AAA batteries, our Best Buys last an hour and a ...