In response to community demand to do more with solar, the Center for Energy Education will host a free opportunity to learn the basics of portable power systems.

AAA fielded 8.1 million roadside calls last winter—the second-highest seasonal total of the year. When storms hit, that ...

So I decided to build a low-cost DIY amplifying eyepiece, to make it easier for visitors to observe deep-sky objects but ...

To make things more interesting, those extra batteries don’t just sit there passively. The team engineered a bespoke BMS ...

If you have a Raspberry Pi project that you want to take on the go, you have a few different options for power. Here are the choice available.

When Apple unveiled its new MagSafe battery pack for the iPhone Air, it raised two questions. First, does this mean the iPhone Air has terrible battery life? And, second, would it work with other ...

Apple released its thinnest phone yet last week, the iPhone Air, and revealed the new iPhone Air MagSafe Battery alongside it. The existence of a specially-made battery pack wasn’t a big surprise to ...

TL;DR: A DIY battery swap boosted Nintendo's Switch 2 battery life by nearly 50%, extending the handheld's longevity when playing Cyberpunk 2077 from 2 hours 18 minutes to 3 hours 25 minutes. It's a ...

We all miss Apple’s MagSafe Battery Pack and want to see it return. In the meantime, the old magnetic battery accessory has resurfaced in an unlikely place. Apple introduced MagSafe as part of the ...

I have written about this for some years already, but having data backup always helps. The China Insurance Research Institute (CIRI) investigated the battery pack part-to-whole ratio of 59 battery ...