Smart, self-powered knee implants could reduce number of knee replacement surgeries
Smart knee implants may soon be a reality thanks to research conducted by a team including faculty at Binghamton University, State University of New York.
Last update Researchers ID, treat faulty brain circuitry underlying symptoms of schizophrenia, 1 hour ago
Engineering news
Engineers translate brain signals directly into speech
In a scientific first, Columbia neuroengineers have created a system that translates thought into intelligible, recognizable speech. By monitoring someone's brain activity, the technology can reconstruct the words a person ...
Converting Wi-Fi signals to electricity with new 2-D materials
Imagine a world where smartphones, laptops, wearables, and other electronics are powered without batteries. Researchers from MIT and elsewhere have taken a step in that direction, with the first fully flexible device that ...
Waterproof skin patch allows for monitoring biometrics during water sports
An international team of researchers has developed a skin patch for monitoring a person's biometrics that functions underwater. In their paper published in the journal Science Advances, the group describes the patch, how ...
New method to determine how safe buildings are after an earthquake
Deciding when it's safe for a building's residents to move back in after an earthquake is a major challenge and responsibility for civil engineers. Not only do they have to evaluate whether the building could collapse, but ...
Researchers develop a dynamic keyboard character recognition system
Researchers at NIT Silchar, India, have recently developed a new dynamic hand-gesture-based keyboard character recognition system. This virtual keyboard system, presented in a paper published in Springer's Journal of Ambient ...
New digital-camera-based system can 'see' around corners
What if your car possessed technology that warned you not only about objects in clear view of your vehicle—the way that cameras, radar, and laser can do now in many standard and autonomous vehicles—but also warned you ...
Static electricity could charge our electronics
Unhappy with the life of your smartphone battery?
Boeing flying car prototype completes first test flight
Boeing said Wednesday its prototype "flying car"—part of a project aimed at "on-demand autonomous air transportation"—has completed its first successful test flight.
Researchers create 3-D-printed soft mesh robots
Researchers at North Carolina State University have created 3-D-printed flexible mesh structures that can be controlled with applied magnetic fields while floating on water. The structures can grab small objects and carry ...
3-D displays that 'accommodate' the human eye
Have you ever felt dizzy or nauseous after watching a 3D movie or using a virtual reality headset? If so, it is probably because you were subconsciously able to detect the subtle differences between the virtual 3D scene ...
From toilet to brickyard: Recycling biosolids to make sustainable bricks
How can you recycle the world's stockpiles of treated sewage sludge and boost sustainability in the construction industry, all at the same time? Turn those biosolids into bricks.
Skin patch biomarker sensor that doesn't need batteries
An international team of researchers has developed a skin patch that serves as a biomarker sensor—one that does not need batteries. In their paper published in the journal Science Advances,, the group describes the new ...
A new smartphone user authentication system based on gait analysis
A team of researchers at the University of Pretoria and City University of Hong Kong has recently developed a continuous smartphone user authentication system based on gait analysis. This system, outlined in a paper presented ...
Reinforcement learning expedites 'tuning' of robotic prosthetics
Researchers from North Carolina State University, the University of North Carolina and Arizona State University have developed an intelligent system for "tuning" powered prosthetic knees, allowing patients to walk comfortably ...
Researchers mimic crystal lattices to make stronger 3-D printed objects
A team of researchers from Imperial College London and the University of Sheffield has developed a way to mimic the attributes of crystal lattices to make stronger 3D printed materials. In their paper published in the journal ...
Engineers detail bird feather properties that could lead to better adhesives, aerospace materials
You may have seen a kid play with a feather, or you may have played with one yourself: Running a hand along a feather's barbs and watching as the feather unzips and zips, seeming to miraculously pull itself back together.
Drones shown to make traffic crash site assessments safer, faster and more accurate
Idling in a long highway line of slowed or stopped traffic on a busy highway can be more than an inconvenience for drivers and highway safety officers.
Research to improve welding process for manufacturing industries
Arc welding and additive manufacturing are hugely important for creating large metal components relatively inexpensively and quickly.
Engineers develop powerful tool to help semiconductor manufacturers spot defects
Faulty mobile phones and solar cells could soon be a thing of the past thanks to a ground-breaking invention developed at the Australian National University (ANU).
New environmental sensing and monitoring system tested and evaluated
On the edge of Virginia Tech's campus, on a stretch of farmland that few students ever visit, small boxes are whirling through the season's change to winter, collecting and transmitting data that will make it easier for scientists ...
Machine learning could reduce testing, improve treatment for intensive care patients
Doctors in intensive care units face a continual dilemma: Every blood test they order could yield critical information, but also adds costs and risks for patients. To address this challenge, researchers from Princeton University ...
Engineers 3-D print smart objects with 'embodied logic'
Even without a brain or a nervous system, the Venus flytrap appears to make sophisticated decisions about when to snap shut on potential prey, as well as to open when it has accidentally caught something it can't eat.
Brilliant glow of paint-on semiconductors comes from ornate quantum physics
LED lights and monitors, and quality solar panels were born of a revolution in semiconductors that efficiently convert energy to light or vice versa. Now, next-generation semiconducting materials are on the horizon, and in ...
Feds to ease rules on drone flights over crowds and at night
Federal officials plan to ease restrictions on flying small drones over crowds and at night, which would give a boost to the commercial use of unmanned aircraft.
Research on metamaterials transforms satellite communications
Groundbreaking innovations on antenna technology, based on a collaboration between Lockheed Martin Space and Penn State, are now under consideration for use in the next generation of GPS satellite payloads.
3-D printing 100 times faster with light
Rather than building up plastic filaments layer by layer, a new approach to 3-D printing lifts complex shapes from a vat of liquid at up to 100 times faster than conventional 3-D printing processes, University of Michigan ...
Technique identifies electricity-producing bacteria
Living in extreme conditions requires creative adaptations. For certain species of bacteria that exist in oxygen-deprived environments, this means finding a way to breathe that doesn't involve oxygen. These hardy microbes, ...
Forget pills and pizza. These drones are landing, drilling holes, and taking off again
How to dig a hole with two drone and a parachute. That's a headline painfully hard to skip over and we did not. IEEE Spectrum is reporting on the portable digging system that is proving up to the many-faceted task: keeping ...
Autonomous robot that interacts with humans using natural language and vision processing
Purdue University researchers in the School of Electrical and Computer Engineering are developing integrative language and vision software that may enable an autonomous robot to interact with people in different environments ...
Power cut: Engineers create a wireless charger you can easily cut to shape
Researchers from the University of Tokyo developed a new system to charge electronic devices such as smartphones and smartwatches wirelessly. The method involves a cuttable, flexible power transfer sheet which charges devices ...
Researcher creates 'minimal chair' that can ship flat, take seconds to assemble with no tools
A Purdue University researcher has designed what he calls a "minimal chair" that can be shipped in a thin flat box, taking only seconds to assemble without tools, as part of an effort to create furniture design processes ...
Researchers create a wireless, battery-free, biodegradable blood flow sensor
A new device developed by Stanford University researchers could make it easier for doctors to monitor the success of blood vessel surgery. The sensor, detailed in a paper published Jan. 8 in Nature Biomedical Engineering, ...
Disruptive technology to predict faults on train tracks and in stations
Train delays could be a thing of the past, thanks to a system that predicts when part of a train track, signaling equipment or other devices at a station are likely to fail. It does this by using thousands of sensors and ...
3-D-printed guns may be more dangerous to their users than targets
Despite fears that guns made with 3-D printers will let criminals and terrorists easily make untraceable, undetectable plastic weapons at home, my own experience with 3-D manufacturing quality control suggests that, at least ...
Amelia Earhart would have a hard time disappearing in 2019
When Amelia Earhart took off in 1937 to fly around the world, people had been flying airplanes for only about 35 years. When she tried to fly across the Pacific, she – and the world – knew it was risky. She didn't make ...
Navy engineer gets New Year's Day patent for dual mode slotted antenna
On New Year's Day, 2019, Navy engineer David A. Tonn received his twenty-eighth U.S. patent, according to the U.S. Patent and Trademark Office.
Project Soli's hands, not touchscreens, give new meaning to digital future
Google has been given some key green lights by the US Government for its radar-based motion sensor. The nods now place Project Soli in a stronger light. The FCC's waiver for Project Soli has kicked the project up a notch, ...
Customizing computer-aided design
MIT researchers have devised a technique that "reverse engineers" complex 3-D computer-aided design (CAD) models, making them far easier for users to customize for manufacturing and 3-D printing applications.
Controlling neurons with light—but without wires or batteries
University of Arizona biomedical engineering professor Philipp Gutruf is first author on the paper Fully implantable, optoelectronic systems for battery-free, multimodal operation in neuroscience research, published in Nature ...
Engineers, zoologists reveal how gulls 'wing morph' for stable soaring
A unique collaboration between University of British Columbia (UBC) zoologists and U of T Engineering's aviation expert Professor Philippe Lavoie provides new insights into how gulls configure their wing shape—known as ...
Students develop band device for opioid overdose alerts
Anyone familiar with statistics and headlines about opioid addiction was not shocked to see that in the United States by late 2017 opioid addiction was declared a national public health emergency.
The development of a hybrid micro mixer for biological and chemical experiments
An international team of scientists including an employee of I.M. Sechenov First Moscow State Medical University (MSMU) has developed a device for mixing chemical and biological reaction feeds. The team managed to increase ...
Researchers observe inwardly rotating spirals in a nonoscillatory medium
A team of researchers at Université Côte d'Azur and Hokkaido University have recently carried out a study exploring the spontaneous formation of spiral patterns observed on the downward-facing free surface of a horizontal ...
Researchers wing it in mimicking evolution to discover best shape for flight
A team of mathematicians has determined the ideal wing shape for fast flapping flight—a discovery that offers promise for better methods for harvesting energy from water as well as for enhancing air speed.
Active galaxies point to new physics of cosmic expansion
Investigating the history of our cosmos with a large sample of distant 'active' galaxies observed by ESA's XMM-Newton, a team of astronomers found there might be more to the early expansion of the universe than predicted ...
Study shows dangerous bee virus might be innocent bystander
Researchers at the University of Sydney have found that the relationship between the tissue-sucking Varroa mite and virulence of a virus of honey bees, has most likely been misunderstood.
Ultra-luminous infrared galaxy with strong ionized-gas outflow discovered
Japanese astronomers report the identification of a new ultra-luminous infrared galaxy (ULIRG) as part of the search for far-infrared-bright but optically faint objects. The newly detected ULIRG, designated AKARI-FIS-V2 J0916248+073034, ...
China's regulations unsuccessful in curbing methane emissions: study
China, already the world's leading emitter of human-caused greenhouse gases, continues to pump increasing amounts of climate-changing methane into the atmosphere despite tough new regulations on gas releases from its coal ...
Investigating the dynamics of nanoparticle formation from a precursor at atomic resolution
A key to materials synthesis is the ability to control the process of reduction kinetics and nucleation (phase transition) in materials. Understanding the reduction dynamics during the initial stage of material synthesis ...
Earth's continental nurseries discovered beneath mountains
In his free time last summer, Rice University geoscientist Ming Tang made a habit of comparing the niobium content in various rocks in a global minerals database. What he found was worth skipping a few nights out with friends.
Surprising electronic disorder in a copper oxide-based ceramic
Cuprates, a class of copper-oxide ceramics that share a common building block of copper and oxygen atoms in a flat square lattice, have been studied for their ability to be superconducting at relatively high temperatures. ...
Researchers address challenges of curating ancient biomolecules
University of Oklahoma researchers, led by Courtney Hofman and Rita Austin, in collaboration with the Smithsonian National Museum of Natural History, are addressing the challenges of curating ancient biomolecules and working ...
The GRE fails to identify students that will graduate and hurts diversity, new study finds
Researchers are urging universities across the United States to find a new way to identify the next generation of scientists. A new study discovered that traditional admissions metrics for physics Ph.D. programs such as the ...
New quantum system could help design better spintronics
Researchers have created a new testing ground for quantum systems in which they can literally turn certain particle interactions on and off, potentially paving the way for advances in spintronics.
MaNGA data release includes detailed maps of thousands of nearby galaxies
The latest data release from the Sloan Digital Sky Survey (SDSS) includes observations revealing the internal structure and composition of nearly 5,000 nearby galaxies observed during the first three years of a program called ...
Sustainable bioenergy from native prairies on abandoned agricultural lands
In an ongoing effort to discover the ideal conditions to grow alternative biofuels that offer more environmental benefits, University of Minnesota scientists applied their research on native prairies in the Upper Midwest ...
Fluid dynamics simulation reveals the underlying physics of liquid jet cleaning
Semiconductor manufacturing and many other industrial operations involve cleaning processes, and from environmental and health perspectives, it's become highly desirable to use physical cleaning techniques such as liquid ...
Do bigger brains equal smarter dogs? New study offers answers
Bigger dogs, with larger brains, perform better on certain measures of intelligence than their smaller canine counterparts, according to a new study led by the University of Arizona.
Warming seas may increase frequency of extreme storms
A new NASA study shows that warming of the tropical oceans due to climate change could lead to a substantial increase in the frequency of extreme rain storms by the end of the century.
Laser-fabricated crystals in glass are ferroelectric
A team of researchers from Lehigh University, Oak Ridge National Laboratory, Lebanon Valley College and Corning Inc. has demonstrated, for the first time, that crystals manufactured by lasers within a glass matrix maintain ...
New research framework may help better understand, predict infectious disease risks
The 2014-16 Ebola virus epidemic that ravaged Western Africa, killing thousands, was the largest in history. An analysis of the epidemic found that not all individuals played an equal role in spreading the deadly infectious ...
'Light tweezers' can move, melt, and scatter mysterious biological 'icebergs'
For the first time, scientists have used light beams to manipulate lipid rafts in artificial cell membranes.
Clever timing makes computers produce less heat—even below Landauer's limit
Computer systems produce a lot of heat. Data centers are full of buzzing cooling fans, and even smartphones can heat up with high use. Reducing energy consumption is one of the main challenges in information technology. But ...
Ancient crystals offer evidence of the start of Earth's core solidifying
A quartet of researchers from the University of Rochester and the University of California has found evidence of the starting period for the solidification of Earth's core. In their paper published in the journal Nature Geoscience, ...
Study of foot posture shows association between foot type and body size evolution in mammals
A quartet of researchers from the University of Tokyo in Japan and the University of Reading in the U.K. has found an association between the evolution of foot posture and body size in mammals. In their paper published in ...
In simple bacteria, scientists find new evidence of complex immunity
Bacteria have lots of enemies. Among them are rivaling bacteria, viruses, and even DNA—namely, a special type of DNA called a plasmid, which can infect a microbe and hijack its inner resources to replicate. Luckily for ...
Extratropical volcanoes influence climate more than assumed
The eruption of Mount Pinatubo in 1991 had a significant impact on climate, decreasing global mean temperature by about 0.5°C. Like the famous eruptions of Krakatau (1883) and Tambora (1815), Pinatubo is located in the tropics, ...
Cattle urine's planet-warming power can be curtailed with land restoration
The exceptional climate-altering capabilities of cattle are mainly due to methane, which they blast into the atmosphere during their daily digestive routine. Cattle urine is a lesser-known climate offender. It produces nitrous ...
Mimicking nature for programmable and adaptive synthetic materials
Biological systems are truly representative of a complex macroscopic phenomenon, being acutely controlled by microscopic chemical reaction networks. As scientists seek to create a lifelike adaptive and responsive material, ...
Science Says: Get used to polar vortex outbreaks
It might seem counterintuitive, but the dreaded polar vortex is bringing its icy grip to parts of the U.S. thanks to a sudden blast of warm air in the Arctic.
Nonlinear integrated quantum electro-optic circuits
Physicists envision that the future of quantum computation networks will contain scalable, monolithic circuits, which include advanced functionalities on a single physical substrate. While substantial progress has already ...
Engineer's 'metallic wood' has the strength of titanium and the density of water
High-performance golf clubs and airplane wings are made out of titanium, which is as strong as steel but about twice as light. These properties depend on the way a metal's atoms are stacked, but random defects that arise ...
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