Giz Explains: Batteries, Tech's Choke Point

The biggest chokepoint in technology is a single roadblock: batteries. Amidst all of the amazing advances in the last 50 years, battery tech has remained fundamentally unchanged, engineers incrementally squeezing out a few extra drops of power from old tech each year. With better batteries, you wouldn't just be able… » 8/27/08 2:00pm 8/27/08 2:00pm

Duracell's Pre-Charged Rechargeable Batteries Hold Power For a Year

Duracell's latest NiMH rechargeable batteries have two neat features. One, they hold power for up to 365 days without use, and two, they come pre-charged, so you won't have to juice them up before plopping them into your camera. The first is great so your batteries are always ready for use even if you haven't touched… » 9/17/07 7:00pm 9/17/07 7:00pm