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Smart Lasers For Bone Surgery
Lasers have been used in medical and surgical procedures for about half a century or so, but scientists are still at working making them safer, faster, and more accurate. Recently, researchers in...
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The Brain-Implant Company Going for Neuralink’s Jugular
For more than half a year, six people have been going about their lives with sensors implanted in blood vessels in their brains that enable them to communicate directly with their computers. The...
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Silk-Based Transistors for Hybrid Applications
Silk woven into transistors can result in highly sensitive, ultrafast sensors, new findings that could open doors to many other applications for the hybrid devices.Transistors are typically made of...
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This Rice University Professor Developed Cancer-Detection Technology
Rebecca Richards-Kortum has spent most of her 30-year career developing technology to help improve medical care in underserved communities worldwide. Among her achievements: She invented an...
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Sandpaper + Machine Learning = Better X-ray Images
To build a better battery, you might start by improving the materials inside. Researchers often do that by first inspecting new materials and chemicals with high-powered X-rays from a synchrotron. But...
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Mesh Wearables Meld Micro Sensors and LoRa Smarts
As healthcare wearables for various medical conditions and situations proliferate, patients inevitably want their wearable tech as inconspicuous and worry-free as possible. As a case in point,...
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Micro-Supercolliders Scale Out for 3D Chip Scanning
Until recently, there were only two operational U.S. particle accelerators capable of producing electron beams with energies of 10 billion electron volts or more, machines that are both roughly 3...
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Crop Health Sensor Runs on Solar, Microbe Power
This article is part of our exclusive IEEE Journal Watch series in partnership with IEEE Xplore.As climate change causes many regions of the world to dry up, smart agriculture is one means to adapt to...
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Glowing Threads Illuminate New Prospects for Clothing
Gone are the days of humdrum fibers that do nothing beyond holding together the clothes we wear and bags we carry. In a paper published on 3 January in Science Advances, researchers from Purdue...
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Deep Learning Picks Apart DNA Data-Copying Puzzles
DNA, as a data-storage medium, is useful only when read, copied, and sent out elsewhere. The medium for conveying genetic information out of a cell’s nuclei is RNA—transcribed from DNA, which itself...
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The Brain Implant That Sidesteps The Competition
Eliza Strickland: Hi, I’m Eliza Strickland for IEEE Spectrum‘s Fixing the Future podcast. Before we start, I want to tell you that you can get the latest coverage from some of Spectrum‘s most...
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Brain Connection Maps Help Neuromorphic Chips
In neuroscience—as in geography, genomics, and plenty else—it’s hard to navigate without a good map. Recent advances in brain mapping technologies have enabled scientists to create larger and more...
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Prosthetic Arm Provides Sense of Heat and Cold
Feeling warmth or its brisk absence on the fingertips or hand can all too easily be taken for granted. Of course, most upper-limb-amputee wearers of prosthetic arms and hands cannot access those...
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The Quest for a DNA Data Drive
How much thought do you give to where you keep your bits? Every day we produce more data, including emails, texts, photos, and social media posts. Though much of this content is forgettable, every day...
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Sensory Stimulation Detoxifies the Alzheimer’s Brain
A flicker of light and a buzz of sound may hold the key to combating Alzheimer’s disease—and a new study in mice offers insights into how this unconventional therapy might work in humans.The...
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Tiny Laser Opens Door to Chip-Size Sensors
A new ultra-energy-efficient tiny laser on a chip could enable powerful medical sensors to fit within a phone, new research finds.The new device is a kind of frequency comb—a specialized laser that...
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Injectable Microchip Tracks Animal Health
This article is part of our exclusive IEEE Journal Watch series in partnership with IEEE Xplore. Around the world, many pets and working animals are microchipped. It’s a simple process: A tiny...
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Wearable Sticker Reads Even the Smallest Finger Motions
Scientists in China have developed a thin, flexible sticker that can turn subtle hand, finger, and mouth motions into words or commands. The new wearable sensor, developed by researchers at the Guilin...
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Laser-Driven Pacemaker Guides Ailing Hearts With Light
When 11 University of Chicago researchers reported that they had installed and tested their laser-driven pacemaker in a live animal, their Nature paper laid claim only to “the first minimally invasive...
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How Ultrasound Became Ultra Small
A startling change in medical ultrasound is working its way through hospitals and physicians’ offices. The long-standing, state-of-the-art ultrasound machine that’s pushed around on a cart, with...
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Stretchy Circuits Break Records for Flexible Electronics
Newly developed intrinsically stretchable circuits are thousands of times as fast as and possess 20 times as many transistors as previous intrinsically stretchable electronics. The researchers at...
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Electroadhesion Heralds New Implant And Robot Tech
Applying electricity for a few seconds to a soft material, such as a slice of raw tomato or chicken, can strongly bond it to a hard object, such as a graphite slab, without any tape or glue, a new...
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Here Are 6 Actual Uses for Near-Term Quantum Computers
Although recent findings have poured cold water on quantum computing hype, don’t count the technology out yet. On 4 March, Google and XPrize announced a US $5 million prize to anyone who comes up with...
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Pressure-Relief Eye Tech Advances Toward Approval
On 21 March, an advisory panel to the U.S. Food and Drug Administration gave its unanimous blessing to a piece of wearable technology that alleviates symptoms of the progressive eye disease...
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Exosuit Muscle Control Steps Closer to Reality
Exosuits—worn assistive frames that help users move their bodies—represent a promising technology that still has big challenges ahead. Not least of which is the fatigue problem. Specifically, exosuits...
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Elastic Patch Tech Helps Vocally Impaired Speak
For many, an inability to speak is a significant issue: A 2014 study of vocal disorders in the U.S. found that nearly 18 million adults had difficulty using their vocal tracts to speak, while over...
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Implantable Batteries Run on the Body’s Oxygen
Nearly all implantable medical devices, such as pacemakers and neurostimulators, are limited by the capacity of their onboard batteries. To avoid the need for invasive surgery to replace these devices...
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Salt-Size Sensors Mimic the Brain
To gain a better understanding of the brain, why not draw inspiration from it? At least, that’s what researchers at Brown University did, by building a wireless communications system that mimics the...
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Tiny Biosensor Is Just a Cup, a Membrane, and a Magnet
A wireless, chipless prototype biosensor offers the prospect of simple, wearable tech that can continuously monitor blood-sugar levels and other biochemical and physiological markers. The system pairs...
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Blink to Generate Power for Smart Contact Lenses
The potential use cases for smart contacts are compelling and varied. Pop a lens on your eye and monitor health metrics like glucose levels; receive targeted drug delivery for ocular diseases;...
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