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IEEE Spectrum November 2010 Willie D. Jones |
Technology to Talk to Trapped Miners Four years after a series of mine collapses, technologies to help trapped miners are almost here |
Technology Research News February 11, 2004 |
Magnets tune photonic crystal Researchers from Fudan University in China have found that it is possible to use a magnetic field to quickly shift or block certain frequencies of electromagnetic signals passing through photonic crystals made from semiconductor material. |
Home Toys June 2003 John Hansen |
The Future for Radios is Digital In coming months, AM/FM radio listeners who would like to enjoy higher quality sound will not have to sign up for satellite radio subscriptions or install considerably more expensive radio receivers to relive the sweet sounds of last week's Nora Jones concert on the drive to work. |
IEEE Spectrum November 2006 Stephen Cass |
Air Power Wish you didn't have to plug in your laptop and cellphone? A team of researchers from MIT may have just the thing for you. |
IEEE Spectrum February 2007 Roy Rubenstein |
Radios Get Smart But can they be trusted to roam the spectrum and not interfere with existing users? Some analysts say it's only a matter of time before cognitive radios get into the commercial arena, because the economics are compelling. |
IEEE Spectrum September 2006 Billy Brackenridge |
Ultrawideband Upset WiMedia, the next generation of wireless connectivity, is raising some interesting questions about privacy. Will ultrashort-range radio have far-reaching legal consequences? |
Technology Research News April 9, 2003 Chhavi Sachdev |
Infrared headset nixes radiation Many cell-phone users have taken to using hands-free headsets to avoid the microwave radiation the devices emit, but the electrical wires that connect the headsets to the phones can also act as antennas for microwaves. A headset that connects via infrared light sidesteps the radiation problem. |
BusinessWeek December 15, 2003 Catherine Yang |
Beyond Wi-Fi: A New Wireless Age Three technologies will boost the capacity of our airwaves -- and innovation, too |
Smithsonian July 2007 Eric Jaffe |
Life Unplugged Bundle up your power chords -- wireless energy transfer is here. |
IEEE Spectrum December 2005 Bleier & Freund |
Earthquake Alarm Impending earthquakes have been sending us warning signals -- and people are finally starting to listen. |
IEEE Spectrum December 2009 Clark Nguyen |
Radios With Micromachined Resonators Future wireless designs will replace electronics with precision mechanical components. |
Wired February 2004 John Geirland |
The Quiet Zone Cell phones, pagers, Wi-Fi, Bluetooth -- the wireless revolution is everywhere. Except here, a site in rural West Virginia virtually free of man-made electromagnetic pollution, the perfect place for studying radio waves from space. But it's a tough job keeping the spectrum quiet. |
Science News September 6, 2003 |
TimeLine: September 2, 1933 Urn patterns existed long before urns were made... Ultra-short radio waves sent around curvature of earth... Dead seas hoard minute amounts of "heavy" water |
IEEE Spectrum January 2006 Willie D. Jones |
Taking Body Temperature, Inside Out The radio pill, which acts as an internal thermometer providing continuous readings to help protect athletes from heatstroke, relies on a temperature-sensitive quartz crystal oscillator. |
Technology Research News November 17, 2004 Eric Smalley |
Nanotubes Tune in Light Carbon nanotubes can act as antennas, but instead of transmitting and receiving radio waves, antennas of their size pick up the nanoscale wavelengths of visible light. |
Scientific American September 2009 Larry Greenemeier |
Radio for Responders: Public Safety Bandwidth Goes Unused As multiband radio for public safety proceeds, the digital spectrum for it still lags |
Technology Research News June 1, 2005 |
Magnetic Resonance Goes Nano Researchers have built a nuclear magnetic resonance device that has the potential to overcome the quantum bit limit because it is small enough to fit on a computer chip. |
Chemistry World May 13, 2015 Heather Powell |
Electricity harvested from magnetic noise Wireless battery charging may benefit from a new generator that harnesses magnetic energy from our environment. |
IEEE Spectrum April 2013 Ariel Bleicher |
Peaceful Coexistence on the Radio Spectrum The trials of a small team of engineers who set out to reanimate paralyzed limbs demonstrate the virtues of dynamic spectrum sharing |
Chemistry World June 7, 2007 Lionel Milgrom |
Resonance Boost for Truly Wireless Electronics Recharging electronic gadgets requires wired connection to the nearest available mains socket. Now, researchers at MIT have developed a technology they call WiTricity - wireless electricity. |
U.S. CPSC August 29, 2007 |
Weather Radios Recalled by Oregon Scientific Due to Failure to Receive National Weather Service Alerts The radios could fail to receive National Weather Service alert signals in certain areas of the country. In the event of severe weather, this failure could put a consumer's life and property at risk. |
Chemistry World June 18, 2008 Lewis Brindley |
Micro-magnets promise colour MRI scans Microscopic magnets could one day brighten up grey-scale magnetic resonance imaging (MRI) scans, according to scientists in the US. |
Military & Aerospace Electronics May 2005 John Keller |
Transforming radio communications The next frontier of wireless radio communications is widely believed to be "cognitive radio" -- RF transceivers that use artificial intelligence, neural networks, or other advanced technologies to make informed decisions based on past usage. |
Chemistry World December 2, 2014 Nina Notman |
Let the molecules do the talking Communication using chemical signals happens all the time inside every living thing, as well as between organisms. |
IEEE Spectrum May 2013 Mitchell Lazarus |
When Spectrum Auctions Fail For some microwave links, cooperation beats competition as a way to share the air |
National Defense January 2010 Austin Wright |
DHS Tests Multi-Band, Interoperable Radio The Department of Homeland Security has entered the final stages of its four-year, nearly $9 million effort to develop a multi-band radio that can communicate across virtually all spectrums. |
BusinessWeek May 16, 2005 Stephen H. Wildstrom |
Wi-Fi: Pumping Up The Volume New technology called MIMO extends the range throughout your house. |
National Defense January 2006 David C. Walsh |
Inter-Agency Communications Systems Remain Uncoordinated Hurricane Katrina revealed many failures in the government's communications capabilities. But replacing old analog systems with interoperable transmission equipment, special gear and redundant systems is an expensive, operationally complex proposition. |
National Defense July 2006 Grace Jean |
Light Source Offers Alternative to Radio Under a Navy contract and with corporate funds, Torrey Pines Logic has developed a tiny transmitter and receiver system utilizing prisms that, when engineered into an attachment that fits eyepieces of optical devices allows users to beam infrared light pulses and, in the process, exchange voice or digital data. |
Technology Research News July 13, 2005 |
Magnetics Drives Particle Patterns Researchers have devised a way to use electric and magnetic fields to assemble magnetic microparticles into a wide variety of patterns, including clusters, rings, chains and networks. |
Home Theater July 2, 2008 |
HD Radio Stations: More Power, Please FM stations are lobbying the FCC for permission to boost their signals and expand their audience. |
National Defense December 2007 Grace Jean |
Industry Pushing Ahead with Software-Based Radios The U.S. Defense Department's troubled program to replace its radios with a family of software-based communications devices is plodding along slowly. |
National Defense September 2010 Grace V. Jean |
Scientists Say They Are Closer Than Ever to Predicting Earthquakes Researchers have discovered that there are warning signs that can be detected in the weeks and hours prior to temblors. |
CIO April 1, 2003 John Edwards |
Something GNU in Radio Imagine an infinitely flexible radio. Simply by loading in various free programs, you could turn the device into a multistandard mobile phone, a GPS locator, an AM-FM stereo receiver or even a portable TV. That's the goal of the GNU Radio project, which aims to help radio escape from its box. |
Chemistry World November 28, 2007 Richard Van Noorden |
Magnetic Field Detectors for Less Than a Penny Cheap electronic components industrially manufactured in their millions every year are also smart materials that can sense magnetic fields without any external power supply, UK scientists have discovered. |
Inc. December 1, 2009 Adam Baer |
The Best New Wi-Fi Radios Wi-Fi radios have caught flak for getting spotty reception and being tricky to set up. Here are four new models that are not only easier to use but also benefit from stronger Internet radio signals and improved wireless connectivity. |
IEEE Spectrum November 2006 Monte Ross |
The New Search for E.T. If extraterrestrials are trying to communicate with us, they're probably using lasers, not radio waves. |
Science News May 13, 2006 |
From the May 9, 1936, Issue Scientists Describe Design of Fortress for Atom Study... New Weapon Against Cancer Possible in Neutron Ray... Scientist Predicts Nature of Communication of Future... |
IEEE Spectrum October 2007 Saswato R. Das |
Military Experiments Target the Van Allen Belts The US armed forces will test whether RF injections into the ionosphere could halt geomagnetic storms. |
IEEE Spectrum October 2006 Stephen Cass |
Hardware for Your Software Radio What's going to be the next big thing in wireless technology? One bet is software-defined radio, and thanks to a piece of hardware called the Universal Software Radio Peripheral, or USRP, you can get right to the bleeding edge today. |
PC Magazine March 14, 2007 Dan Evans |
Tune in to Digital Radio Digital broadcasting and higher-definition signals are revolutionizing television. Can they do the same for another traditionally analog medium -- the radio? |
Chemistry World February 28, 2006 Jon Evans |
Magnetic Appeal of Shape-Change Polymer Polymer scientists developed polymers that change shape in response to a magnetic field by incorporating magnetic iron(III)oxide nanoparticles into a shape-memory polyetherurethane compound known as TFX. |
Chemistry World November 4, 2013 Jennifer Newton |
Moving the goalposts for MRI A new class of MRI (magnetic resonance imaging) contrast agents developed by scientists in the UK is promising to deliver clearer images in less time. |
Scientific American October 2006 Andrew Lippman |
The New Age of Wireless Technologies that turn broadcasting "bugs" into features that open radio spectrum to novel uses will be a boon for consumers |
Technology Research News March 9, 2005 |
Avalanches up Disk Storage Researchers have constructed a spin-valve transistor that is more sensitive to microscopic magnetic fields than the devices that read today's commercial hard drives. |
National Defense September 2005 Sandra I. Erwin |
Army, Marines Buying Loads Of Radios In response to booming Army and Marine Corps tactical radio orders, manufacturers rapidly are expanding their production capacity to meet this extraordinary demand. |
National Defense January 2012 Stew Magnuson |
Rise of Smartphones May Sound Death Knell for Old Push-to-Talk Radios Handing an infantryman a device the size and shape of a brick that can only perform one task, voice communications, may soon be akin to issuing him a musket. |
IEEE Spectrum September 2006 Charles Q. Choi |
Nanomagnets to the Rescue If, as seems possible, magnetic nanocomposites can be manufactured directly on chips, engineers could design computers that are smaller and, equally important, cooler than anything available today. |
Fast Company April 2010 Damian Joseph |
What's Next: Solar Flares In February, NASA launched a satellite to measure solar activity. The goal: to one day predict the solar system's weather. |
IEEE Spectrum November 2006 Kieron Murphy |
Q&A: Paul G. Richards, Nuclear Arms Seismologist An interview with the Mellon Professor of the Natural Sciences at Lamont-Doherty Earth Observatory of Columbia University on the science of detecting and measuring nuclear weapons test explosions. |