wireless

RFID Waves Visualized and Demystified Using a LED Wand


RFID Visualization:  Touch/Berg
Two Oslo-based design researchers have created a visual model of RFID fields in an effort to show curious designers how RFID looks and works, and help shed light on its functionality.

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"Spider Pill" Camera Bots Could Crawl Your Colon

A tiny camera will be swallowed by patients and inspect their intestines

People who dislike having medical cameras snake through their body on the ends of long tubing now have a fun alternative. A new remote-controlled spider bot can scuttle around inside the colon or intestine and perform a medical inspection instead.

Rest assured that the experience sounds much more pleasant than Neo's icky encounter with an electronic bug in The Matrix. Italian scientists have tested the device inside pigs, controlling the spider bot wirelessly to diagnose serious conditions such as cancer.

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Wi-Fi Signals Can Be Used to See Through Walls


Time for everyone at 113 East 38th Street* to ditch the cameras, because researchers at the University of Utah have found a more subtle way to spy on your neighbors: Wi-Fi. By measuring the resistance to the radio waves that transmit wireless signals, the scientists can monitor whether or not someone is in a room at a given time.

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The Age Of Telekinetic Cyborg Monkeys Is Upon Us


Wireless Brain Transmitter :  Reid Harrison, via IEEE Spectrum
Last year, a monkey managed to move a robot arm using nothing but its mind. The arm was wired to the monkey's brain, and the simian test subject maneuvered the arm as if it was its own appendage. Where do you go from there? Apparently, you go wireless.

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Making Alcohol Making Easy

A collection of our favorite automated brewing and winemaking setups

The last time I tried making beer, we were up until 3AM standing in a kitchen that looked like tornado had struck. My last wine-making attempts ended in grape-flavored vinegar. Even PopSci staff photographer John Carnett (or rather, his wife) endured a wort explosion the first time he tested his prototype DIY all-in-one brewing machine. Clearly, adult-beverage-making benefits from precise control and automation. Check out a few of my favorite electronic brewing projects after the jump.

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First Internet-Connected Pacemaker Successfully Implanted


Wireless Pacemaker:  St. Jude Medical
The first American to be implanted with a wireless pacemaker is now walking happily around while the device communicates remotely with her doctor.

Carol Kasyjanski of New York became the first patient to receive the new pacemaker, which was made by St. Jude Medical Inc. and approved by the FDA in July. The device downloads all its information into a remote monitor in Kasyjanski's home at least once a day and the monitor automatically assesses the performance of both the pacemaker and the patient’s heart. Then it uploads the information to a central server.

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Researchers Predict the Weather Using Cell Towers

A team of Israeli scientists have devised a way to predict the intensity of flooding by turning cell towers into hygrometers, measuring humidity

Researchers from Tel Aviv University believe they've found a way to detect the severity of an oncoming flood in any given location using date from the area's network of cell towers. But it doesn't make use of human to human communications; instead, it revolves around measuring humidity in the air.

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Not Such an Easy Pill to Swallow

A group of researchers warn of the potential deadly consequences rising from wireless drug delivery

The annoying physical exertion associated with lifting a pill to your mouth and washing it down with a Dixie cup full of H20 could soon be history. Much excitement is building around electronic implants that dispense medicines automatically or via a wireless medical network. According to a team of Australian and US researchers, however, remote Intelligent Drug Delivery Systems (RIDDS) are rife with security issues.

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Free Your Media, Instantly

A promising new piece of software beams your computer to the big screen in seconds, no cables necessary

Someday soon there'll be a chicken in every pot and a centralized media center in every home. Till then, we're stuck with what we've got; some companies are rising to the challenge. Golden Signals, which debuted DisplayShare this week, is one of the more innovative: its wireless TV-computer linkup utilizes your existing gaming console and router.

Install the $50 software and your computer begins creating a realtime video of every action occurring on the desktop. By simultaneously commanding the console (currently only Playstation 3, but a version that works with the Wii and Xbox 360 is expected by summer) to stream the video on TV, DisplayShare allows you to view anything you'd see on your computer on the big screen.

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Eco Plasma – No Longer an Oxymoron?

Panasonic's new TVs cut power use in half. Next models will drop to one third

While all consumer electronics items have large ecological footprints, plasma TVs have long had the distinction of being size XXL. But Panasonic is out to change that with a new line of ultra-efficient (and ultra-thin) panels called NeoPDP.

The technology appears this summer in the Z1, a 54-inch (diagonal) screen measuring about one inch thick. It's also equipped with a wireless receiver that can pick up video beamed from across a room.

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November 2009: Astronaut 3.0

Inside NASA's astronaut bootcamp and the grueling new training regimen for deep space. Plus, ten young geniuses shaking up science today, one writer's quest to analyze every man-made chemical in her body and more.

Check out the issue's full contents online here

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