3D printing is great for building lifeless husks out of plastic, but soon we'll be able to start printing guts as well. Scientists have figured out how to coax a fully functioning lithium-ion battery out of nothing but some paste, and those small batteries could have big applications. Read More >>

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 >>

For some odd reason, the arrival of the summer festival season always triggers a wave of crap jokes and weird charging solutions from the mobile makers, as they attempt to attach themselves to the fashionable lifestyles of those who attend the UK's traditional outdoor binge-drinking marathons. 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 >>

The Asus G10 is a new desktop being pitched at people who worry about power interruptions ruining their work or gaming sessions, with the thing including a proprietary battery that can keep a whole desktop running for around 25 seconds. Read More >>

Bits and pieces of info about Intel's brand new 4th generation processors have been dripping out for months now. Good graphics, crazy battery life. Exciting stuff. Finally, though, we've got a full view of guts that'll power most of next year's computers, and they'll be available starting June 4th. The future looks very, very bright. Read More >>

Qualcomm's just taken its BatteryGuru app out of beta, giving Snapdragon-powered phone users a new weapon to play with in the ongoing battle for a phone that lasts for more than three-quarters of a bloody day. But does it work? Read More >>

Nothing's worse than a dead battery—except maybe if you run out of juice while on patrol in the backwoods of Afghanistan. But until now, US and British forces have had to lug around a huge and heavy charger. Not any more.A US Army research division has just shrunk a mobile charging station small enough for any soldier to carry on assignment. Read More >>

While you are hanging out on the Internet (in your underwear, maybe?) on a Sunday, kids that are smarter than either you or I are out there getting ready to change the world. 18-year-old Eesha Khare (left), for example, not only invented a supercapacitor that could someday be a phone battery that charges in a handful of seconds; she also won £32,500 for it. Read More >>

It's normally quite hard to get excited about portable chargers. But, somehow, Nokia has managed to make one that's... strangely irresistible. Read More >>

That vaguely familiar chap up there is the HTC One carrying an extra three or four stone in additional flab, thanks to the Mophie Juice Pack. In return for fattening up your phone you get nearly double the battery life, which is a trade off we suspect many will take. Read More >>

They say this new kind of super-battery isn't safe yet. But we don't care. We'll sign the disclaimer. If we can have more capacity in a smaller space AND it recharges quicker, we can live with the small risk of fire and burns. Read More >>

Every 72L of petroleum we refine leaves behind 227g of sulfur byproduct — far more than we can even pretend to have use for. Luckily, some ingenious researchers at the University of Arizona, may have devised a solution that transforms the rancid yellow element into a new breed of battery. Read More >>

Unless you're completely killing your smartphone's battery on a daily basis, you don't need to haul around a massive backup battery. A single emergency charge is all most of us need for those days when we talk or stream more than we intended, which makes the Tarot's 1,500 mAh capacity the perfect balance of size vs. power. Read More >>

Give basically any piece of tech you carry around the time machine test. Jump ahead 50 years, and show off whatever anachronism of a gadget you brought along to a native. They'd laugh, obviously. But within the confines of our traditional tech specs, you know what they'd probably find most egregious? The battery. Read More >>