Batteries Archive

Eneloops are amazing rechargeable batteries

I have just replaced my first set of Envelop AA batteries, ten years after I bought them. Around 10-12 years ago I was I doing a lot of underwater photography. High capacity, low-static-discharge AA batteries were pretty new, but an absolute must for digital strobes. I’d swap 2 sets of 4 in each one of my UW strobes almost every other dive, …

NASA funds long shots aiming to make electric and eco-friendly aircraft

One of these days we’re going to see aircraft go electric, just as cars are — but not for a while. In the meantime, we can’t slack off when it comes to the research that will make it possible. NASA has announced five research projects that may help make planes more efficient and green. It’s part of the organization’s Transformative Aeronautics Concepts Program, which has …