power

This Compact Portable Charger Revives Your Phone With Four AA Batteries

A portable charger can bring your dead smartphone back to life if you forget to plug it in overnight, but what if you forget to charge the charger too? That’s not an issue with the tiny Oivo since it splits in half to accommodate four readily-available AA batteries that have enough charge to completely bring an iPhone back from the dead.


There's A Massive 26,000MAh Battery Hidden Inside This Briefcase

The bigger a portable charger you carry, the longer your gadgets can run while away from a power outlet. But backup batteries are heavy, so it’s a tradeoff between capacity and what’s comfortable to stash in your pocket. Unless you throw a bag like the Phorce over your shoulder, which makes it easy to haul around your toys, a laptop and 26,000mAh of extra power


TNT-Coated Carbon Nanotubes Could Generate Future Electricity

Light the touchpaper and stand well back, because we’re about to… make sustainable electricity? That’s the idea according to a researcher from MIT, whose vision for future power generation involves a healthy dose of TNT.


The Sounds Around You Could Soon Charge Your Phone's Battery

Sitting in a noisy bar, caring for screaming children, or watching the ball game — all awful locations to make a phone call, but soon these scenarios could actually help charge the battery of your cell.


Simply Layering Solar Cells Could Make Them As Cheap As Natural Gas

It’s not uncommon to focus on excotic solutions to making solar power more efficient: new materials, complex tracking systems or unusual physical phenomena. But what about just stacking them on top of each other?


A New Adaptive Material Could Halve The Cost Of Solar Power

Solar power is one of the most reliable forms of renewable power — but it’s still expensive. Now, a team has developed a smart, adaptive material that could slash the its cost in half.


This Machine Generates Electricity From Humidity

This silver cube looks like it belongs on a spaceship — but actually it’s way more exciting than that. In fact, it can create electricity from humidity, as water condenses on its internal surfaces.


This Compact Device Keeps Small Electronics Running On Emergency Power

A UPS — or uninterruptible power supply — beneath your desk can be a lifesaver if your building loses electricity while you’re working. However, most people don’t own one because a UPS is typically designed for power-hungry desktop computers and end up being heavy and expensive — but not APC’s new tiny and cheap Back-UPS Connect 70.


How To Tell If Your Charger Is Safe To Use In Australia

Uncertified USB chargers have already claimed the life of one Australian, and another has since survived a similar incident. It’s important to know if your charger is safe for use before you plug it into the wall. Here’s how you can tell.


Could We Ever Power A Laptop By Recovering Energy From Typing?

Tip-tap-tip-tap-tippety-tap. We all spend our days bashing keys at our computer — so how much energy could we create if we could recover just a little of it?


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