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Tag: Electromagnetic

EM-Sense Tech Lets Your Smartwatch Know What You are Touching

EM-Sense Tech Lets Your Smartwatch Know What You are Touching
I thought smartwatches were pretty smart already. I love not having to dig my phone out of my pocket to see who is calling and if I want to talk to them. Thanks to a new…

Miniature Machine Controlled by Heat and Electromagnetic Fields: TermiNature

Miniature Machine Controlled by Heat and Electromagnetic Fields: TermiNature
Last year we looked at Harvard University’s prototype for a robot that folds itself up from a flat shape into a spider-like form when exposed to heat. This small…device invented by MIT and TU Munich researchers…
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iFind Bluetooth Locator is Powered by Ambient Electromagnetic Energy

iFind Bluetooth Locator is Powered by Ambient Electromagnetic Energy
Last year we talked about a concept device that charges AA batteries by harvesting the electromagnetic energy emitted by nearby electronic devices. WeTag Inc.’s iFind Bluetooth locating device uses a similar method to power itself, eliminating…

Cota Wireless Charging Technology: Wi-Fry

Cota Wireless Charging Technology: Wi-Fry
Wireless chargers already exist, but I’m not a big fan of the current setup because it’s not convenient at all. Sure, you don’t have to plug anything to your device, but today’s inductive chargers require that…

Electromagnetic Harvester Concept Uses Ambient Energy to Charge Batteries

Electromagnetic Harvester Concept Uses Ambient Energy to Charge Batteries
Aside from generating heat, most electronic devices also emit electromagnetic fields. A rapid prototyping enthusiast named Dennis Siegel though of a way to tap into those fields and store them as usable energy by way of…

Mr. Ghost EMF Detector Lets You Go on a Ghost Hunt with Your iPhone

Mr. Ghost EMF Detector Lets You Go on a Ghost Hunt with Your iPhone
Depending on the accessory, you can transform your iPhone into a video game console, a bottle opener, a wallet, a pepper spray, and now a ghost detector. Yes, all of these accessories except for the latter…

Medicine Jet Injector Less Painful, More Awesome than Needles

Medicine Jet Injector Less Painful, More Awesome than Needles
If Ian Hunter and his team at MIT have their way, the serial killers and torturers of the future will have one less tool to brandish and freak out their victims. Hunter and his colleagues have…

DataKiller Obliterates Hard Drive Data in a Second

DataKiller Obliterates Hard Drive Data in a Second
If you’ve got a bunch of data lying around on old hard drives, and want to make sure that nobody gets their hands on it, you could try reformatting the drives, but there’s always a chance…

Quarters Shrunken Down to Size Through Electromagnetism

Quarters Shrunken Down to Size Through Electromagnetism
When I was growing up, I remember seeing a native tribe somewhere on TV or the movies who had a bunch of shrunken heads hanging around their huts. I seem to remember that they looked like…

DARPA Suppresses Fire with Magic Wand

DARPA Suppresses Fire with Magic Wand
There are lots of ways to put out a fire, but most of them require some way to actually spray or douse the flames with the suppressant. This can cause problems in small or obstructed spaces.…

Allergic to Wi-Fi? Go to West Virginia

Allergic to Wi-Fi? Go to West Virginia
The condition called Electromagnetic Hypersensitivity (or EHS for short) is pretty controversial. If you believe that it exists, then symptoms might include headaches, skin burning, muscle twitching and chronic pain. Those who believe they are afflicted…

Rfiddler: Rfid Zapper Gun Terminates Rfid Tags for Good

Rfiddler: Rfid Zapper Gun Terminates Rfid Tags for Good
This badass looking weapon won’t hurt a fly – but it will kill any RFID tag you point it at. The Rfiddler gun can be aimed at unsuspecting RFID tags and destroy their data by simply…

War on Wires Update: Witricity Developing Wireless Power Using Magnetic Resonance

War on Wires Update: Witricity Developing Wireless Power Using Magnetic Resonance
Wouldn’t it be neat to be able to have WiFi-like access to electricity? While wireless power is by no means a novel concept – Thomas Edison and Nikola Tesla already explored the possibility of wireless power…

Reporter Subjected to Heat Ray

Reporter Subjected to Heat Ray
For some time now, there’s been buzz about the Military working on a new “crowd control system” which works by blasting people with an invisible, yet highly uncomfortable electromagnetic blast. Well it turns out that they…
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