For 4.5 years I used a 15" macbook pro from mid-2008. It had changeable batteries so twice I went to Apple and convinced them to give me a new one for free. The three batteries I used in that machine were very different. The first one was a champ. It would last for six hours at its peak. It degraded slowly and predictably over time. It was reliable. But then, after two blissful years, it started throwing out Service Battery alerts. Read More >>

The mobile computing revolution may have freed us from wall sockets, but only for as long as our batteries last. And with a charger for every gadget, there's now a menagerie of wall warts and power cords clustered around your power plugs. Here's how to clear out the electronic rat nest and recharge most of your gadgets using just a few cords. Read More >>

Charging your phone can be a right slow, pain in the arse, especially if it's a power hog. Wall chargers are always best, but when you just don't have one to hand, there's a free app that promises to pump more power out of your computer's USB port to charge your phone as quickly as a wall wart. Read More >>

You can never carry too many backup charging cables, and since you probably never leave home without your wallet, the ChargeCard is the perfect accessory for battery-sucking smartphones. It's only slightly thicker than a credit card, and lets you leech power from any available USB port. Read More >>

I've said it many times. I'd love to be able to charge my phone from my tablet, because, let's face it, your phone is way more important than a tablet, plus your slate has an enormous battery compared to said phone. Well, Sony's finally gone and done it. You'll be able to charge your shiny new Xperia Z from your svelte Xperia Tablet Z. Awesome. Read More >>

If your bedside table has become an unmanageable menagerie of phones, tablets, and other devices charging overnight, Griffin wants to bring order to your chaos of cables. The company's new PowerDock 5 charging station has a footprint no larger than an iPad, but can accomodate up to five tablets, or a mix of devices, and charge them all from a single power outlet. Read More >>

It never fails. No matter where you're sitting in relation to the last open wall outlet at the cafe, your computer's charging cord is always just a bit too short. Luckily, a new prototype cable developed at North Carolina State University will let you plug in, even if the outlet's in the next room. Read More >>

Fully-funded on Kickstarter almost three times over, the POP universal charging station was basically ready to go. That was until the creators failed to get Apple's approval, as it won't allow the Lightning adaptor, used in the iPhone 5, to live harmoniously with the older 30-pin connector. Now it seems Apple has changed its mind; the POP may not be dead after all. Read More >>

When Darren Kersey plugged his mobile phone charger into the power supply of a picnic shelter in Gillespie Park, Sarasota, all he wanted was a little boost of his battery level. He certainly didn't bank on getting arrested and spending the night in a jail cell. Read More >>

Need to make a call but run out of juice? Just give your mobile phone a shake for an extra burst of power -- that's the idea behind a new phone charger that turns movement into energy. Read More >>

Charging via USB is something we all take increasingly for granted; hell, it's become so ubiquitous you can have USB ports alongside your wall outlets. So it bodes well for a future ruled by USB charging that the powers-that-be have decided that the connection should be able to supply a whole 100 watts of power—enough to power a computer. Read More >>

Some mornings I open my email and I receive something incredible gift like this: the awesome contents of Steve Wozniak's backpack. What you see above is just his charging setup—there's even more! Here's Woz to explain it himself: Read More >>

The first time we saw the BioLite camping stove, it was a fantastic idea that seemed sadly like vaporware. Now it's real, redesigned, available for sale at around £150, and will be awesome for wilderness geeks everywhere. Read More >>

Carrying around a charging cable is a fact of life if you use your smartphone for more than just the occasional call. But instead of packing the bulky cables that came with your iPhone or Android handset, just slip this tiny USB adapter onto your keychain for emergency battery top-offs. Read More >>

One of the biggest issues preventing the electric car from taking over the roads is their incredibly limited battery life. But researchers at the Toyohashi University of Technology in Japan have demonstrated a new system that could let electric cars constantly recharge while they're being driven. Read More >>