These Inductive Batteries Keep Your Power Tools Perpetually Charged

It's almost impossible to think of a time when you had to wrangle a long cord while working with power tools. But as convenient as cordless tools are, they're useless if their batteries are dead. So this fall, Bosch will be introducing batteries with inductive charging that simply need to be placed on a base station… » 6/17/14 4:40pm 6/17/14 4:40pm

New Wireless Power Set Up Charges 40 Smartphones from Across the Room

Wouldn't it be wonderful if you never had to plug in your phone? Well, a team of Korean scientists say that they're one step closer to making that fantasy a reality with new wireless power transfer technology that works from over 15 feet away. And it works pretty damn well, too. » 4/21/14 1:20pm 4/21/14 1:20pm

There's Yet Another Wireless Charging Standard (That Might Have a Shot)

Like the Beta vs. VHS and HD-DVD vs. Blu-ray battles of years gone by, wireless charging technology has had a difficult time establishing itself thanks to dueling standards. But a new challenger, the Alliance 4 Wireless Power and its consumer-friendly Rezence brand, might finally have what's needed to take wireless… » 12/12/13 9:17am 12/12/13 9:17am

These Unbelievable Cells Turn Wi-Fi Signals Into Usable Electricity

Forget about stealing your neighbor's Wi-Fi to surf the internet. Using cheap everyday materials, researchers at Duke University’s Pratt School of Engineering have developed a remarkable device that can convert microwave signals, like those used to wirelessly transmit the internet, into usable electricity. So in the… » 11/08/13 10:15am 11/08/13 10:15am

These Incredible New Buses Are Charged Wirelessly by the Road Itself

Imagine an electric vehicle that can travel endless distances without ever needing to stop at a recharging station. That sounds impossible, right? Because electric vehicles run on batteries, and at some point, you need stop and charge those batteries. Not this one. » 8/06/13 3:20pm 8/06/13 3:20pm

Wireless Power Transferred Through Thick Concrete Could Mean Electric…

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. » 7/07/12 7:00pm 7/07/12 7:00pm

Sound Powered LEDs Could Lead To Christmas Lights Powered By Family…

Using a regular speaker blasting out a narrow beam of sound, researchers have developed an LED that can actually be powered by nothing but audio. Providing a new way to deliver wireless power to devices from greater distances. » 11/19/11 11:00am 11/19/11 11:00am

The iMac of the Future Could Wirelessly Charge Your iPhone

Wireless charging is already here, but in most instances, the charge base is tethered to a power strip. Not so elegant. What if charging a phone/tablet/MP3 player was as simple as placing it near your computer? » 8/04/11 1:51pm 8/04/11 1:51pm

Qi Wireless Charging Standard Finalized

The Wireless Power Consortium has finalized the Qi standard, meant for low power devices. It's good for gadgets up to 5 watts. And the goal is for the standard to be interoperable between chargers and gadgets from different makers. That's the sort of openness that doesn't always happen when standards are too vague, so… » 7/26/10 2:36pm 7/26/10 2:36pm

MIT Wireless Power Discovery Proves Two Is Better Than One

Wireless power? Nothing new. It's been around for at least 100 years, although only recently has it reached the point where a completely wireless future was believed possible. Now, an update of sorts from MIT WiTricity means it's even closer. » 2/14/10 4:00pm 2/14/10 4:00pm

Haier's Completely Wireless TV Hands On: No Cables For Video... or Power

Wireless power has gone from lab prototype to working product in a little over 18 months, and Haier stuck MIT's WiTricity into a TV along with WHDI wireless video for complete wirelessness. Complete. Wireless. Ness. » 1/07/10 4:25pm 1/07/10 4:25pm

Sony Getting Closer to TVs With No Cables Whatsoever

This TV has absolutely no cables connected to it. No video cable. No audio cable. And no power cable. How's this wicked sorcery possible? Thanks to Sony's new Wireless Power Transfer technology, which can send 60 watts over the air. » 10/02/09 1:28pm 10/02/09 1:28pm

Yes, There Is Such a Thing as "Free" Energy

Perpetual motion machines are a thing of fantasy/delusion, but there's a lot of energy floating around that doesn't cost anything to harvest. The calculator and weather station shown here run off of microwaves from that TV tower in the distance. » 9/29/09 5:40pm 9/29/09 5:40pm

Recreating Tesla's Wireless Power Experiments

If you have a thing for Tesla coils (and who doesn't really) you will be interested in this experiment/history lesson about wireless power put on by Omega Recoil at this year's Maker Faire. » 6/12/09 7:00pm 6/12/09 7:00pm

Intel Developing Power Harvesting for Personal Devices, Could See It in…

At a summit today in San Francisco, Intel CTO Justin Rattner discussed some of Intel's R&D plans on creating components that were more self-sufficient, eco-friendly and helpful in the fight against global warming. » 12/05/08 6:09pm 12/05/08 6:09pm