|Top Technology News -- ScienceDaily
Sat, 23 Mar 2019 14:33:02 EDT
Energy monitor can find electrical failures before they happen
Fri, 22 Mar 2019 16:33:36 EDT
A new system can monitor the behavior of all electric devices within a building, ship, or factory, determining which ones are in use at any given time and whether any are showing signs of an imminent failure. When tested on a Coast Guard cutter, the system pinpointed a motor with burnt-out wiring that could have led to a serious onboard fire.
Ankle exoskeleton fits under clothes for potential broad adoption
Fri, 22 Mar 2019 16:33:22 EDT
The device does not require additional components such as batteries or actuators carried on the back or waist.
Developing new organic materials for electronics
Fri, 22 Mar 2019 14:05:22 EDT
A scientist has new ways of accelerating the development of new organic materials for electronics. The new approaches could have applications in other types of materials science research.
Chemicals induce dipoles to damp plasmons
Fri, 22 Mar 2019 14:05:17 EDT
A new study discovers a mechanism by which molecules affect the plasmonic response of gold nanorods. The mechanism could be used to enhance applications like catalysis that involve plasmon-driven chemistry.
Hears the pitch: Team invents a new mode of photoacoustic imaging
Fri, 22 Mar 2019 12:25:41 EDT
Physicists developed a new mode of photoacoustic imaging called F-mode. This new mode selectively enhances photoacoustic image features based on the size of the object and the sounds it produces.
Jupiter's unknown journey revealed
Fri, 22 Mar 2019 10:57:06 EDT
The giant planet Jupiter was formed four times further from the sun than its current orbit, and migrated inwards in the solar system over a period of 700,000 years. Researchers found proof of this incredible journey thanks to a group of asteroids close to Jupiter.
Highest energy density all-solid-state batteries now possible
Fri, 22 Mar 2019 10:57:01 EDT
Scientists have developed a new complex hydride lithium superionic conductor that could result in all-solid-state batteries with the highest energy density to date.
Optical 'tweezers' combine with X-rays to enable analysis of crystals in liquids
Fri, 22 Mar 2019 09:38:49 EDT
Scientists have developed a new technique that combines the power of microscale 'tractor beams' with high-powered X-rays, enabling them to see and manipulate crystals freely floating in solution.
Researchers get humans to think like computers
Fri, 22 Mar 2019 09:02:39 EDT
Computers, like those that power self-driving cars, can be tricked into mistaking random scribbles for trains, fences and even school buses. People aren't supposed to be able to see how those images trip up computers but in a new study, researchers show most people actually can.
4D-printed materials can be stiff as wood or soft as sponge
Fri, 22 Mar 2019 09:02:37 EDT
Imagine smart materials that can morph from being stiff as wood to as soft as a sponge - and also change shape. Rutgers University-New Brunswick engineers have created flexible, lightweight materials with 4D printing that could lead to better shock absorption, morphing airplane or drone wings, soft robotics and tiny implantable biomedical devices.
Energy stealthily hitches ride in global trade
Thu, 21 Mar 2019 16:36:17 EDT
Fulfilling the world's growing energy needs summons images of oil pipelines, electric wires and truckloads of coal. But research shows a lot of energy moves nearly incognito, embedded in the products, and leaves its environmental footprint home.
Kicking neural network automation into high gear
Thu, 21 Mar 2019 15:28:43 EDT
Algorithm designs optimized machine-learning models up to 200 times faster than traditional methods.
Research elucidates why protons are at the heart of atoms spin
Thu, 21 Mar 2019 15:28:36 EDT
A major new finding about the fundamental structure of all matter has just been published. The research stems from an analysis of data produced by an experiment in polarized proton-proton collisions.
Plant scraps are the key ingredient in cheap, sustainable jet fuel
Thu, 21 Mar 2019 14:19:55 EDT
Scientists have developed a process for converting plant waste from agriculture and timber harvesting into high-density aviation fuel. Their research may help reduce CO2 emissions from airplanes and rockets.
Dynamic hydrogel used to make 'soft robot' components and LEGO-like building blocks
Thu, 21 Mar 2019 14:19:07 EDT
A new type of hydrogel material could soon make assembling complex microfluidic or soft robotic devices as simple as putting together a LEGO set.
Inert nitrogen forced to react with itself
Thu, 21 Mar 2019 14:19:05 EDT
Direct coupling of two molecules of nitrogen: chemists have achieved what was thought to be impossible. This new reaction opens new possibilities for one of the most inert molecules on earth.
Engineers demonstrate metamaterials that can solve equations
Thu, 21 Mar 2019 14:19:00 EDT
Engineers have designed a metamaterial device that can solve integral equations. The device works by encoding parameters into the properties of an incoming electromagnetic wave; once inside, the device's unique structure manipulates the wave in such a way that it exits encoded with the solution to a pre-set integral equation for that arbitrary input.
Discovery may lead to precision-based strategy for triple negative breast cancer
Thu, 21 Mar 2019 13:04:49 EDT
A researcher in the Vera Bradley Foundation Center for Breast Cancer Research at the Indiana University School of Medicine, working in collaboration with researchers from the University of Maryland, recently reported several important findings related to triple negative breast cancer and its future treatment in the journal Nature Nanotechnology.
Researchers boost intensity of nanowire LEDs
Thu, 21 Mar 2019 13:04:28 EDT
Nanowire researchers have made ultraviolet light-emitting diodes (LEDs) that, thanks to a special type of shell, produce five times higher light intensity than do comparable LEDs based on a simpler shell design.
Golden ball in a golden cage
Thu, 21 Mar 2019 13:04:26 EDT
Researchers have synthesized a tiny structure from 32 gold atoms. This nanocluster has a core of 12 gold atoms surrounded by a shell of 20 additional gold atoms. The unusual stability of this cluster results from electronic interactions with amido and phosphine ligands bound to its surface.
Blue Brain solves a century-old neuroscience problem
Thu, 21 Mar 2019 13:04:15 EDT
New research explains how the shapes of neurons can be classified using mathematical methods from the field of algebraic topology. Neuroscientists can now start building a formal catalogue for all the types of cells in the brain. Onto this catalogue of cells, they can systematically map the function and role in disease of each type of neuron in the brain.
How measurable is online advertising?
Thu, 21 Mar 2019 13:04:05 EDT
New research sheds light on whether common approaches for online advertising measurement are as reliable and accurate as the 'gold standard' of large-scale, randomized experiments.
In a new quantum simulator, light behaves like a magnet
Thu, 21 Mar 2019 13:03:58 EDT
Physicists propose a new 'quantum simulator': a laser-based device that can be used to study a wide range of quantum systems. Studying it, the researchers have found that photons can behave like magnetic dipoles at temperatures close to absolute zero, following the laws of quantum mechanics. The simple simulator can be used to better understand the properties of complex materials under such extreme conditions.
Making solar cells is like buttering bread
Thu, 21 Mar 2019 13:03:50 EDT
Formamidinium lead iodide is a very good material for photovoltaic cells, but getting the correct and stable crystal structure is a challenge. The techniques developed so far have produced rather poor results. However, scientists have now cracked it -- using a blade and a dipping solution.
Geophysics: A surprising, cascading earthquake
Thu, 21 Mar 2019 13:03:17 EDT
The Kaikoura earthquake in New Zealand in 2016 caused widespread damage. Researchers have now dissected its mechanisms revealing surprising insights on earthquake physics with the aid of simulations carried out on a supercomputer.
Matter-antimatter asymmetry in charmed quarks
Thu, 21 Mar 2019 13:03:09 EDT
Physicists have confirmed that matter and antimatter decay differently for elementary particles containing charmed quarks. The findings may also indicate new physics beyond the Standard Model, which describes how fundamental particles interact with one another.
Organic semiconductors: One transistor for all purposes
Thu, 21 Mar 2019 13:03:07 EDT
In mobiles, fridges, planes -- transistors are everywhere. But they often operate only within a restricted current range. Physicists have now developed an organic transistor that functions perfectly under both low and high currents.
New microscope captures large groups of neurons in living animals
Thu, 21 Mar 2019 10:28:40 EDT
Researchers have developed a microscope specifically for imaging large groups of interacting cells in their natural environments. The instrument provides scientists with a new tool for imaging neurons in living animals and could provide an unprecedented view into how large networks of neurons interact during various behaviors.
True-meaning wearable displays: Self-powered, washable and wearable
Thu, 21 Mar 2019 10:28:33 EDT
When we think about clothes, they are usually formed with textiles and have to be both wearable and washable for daily use; however, smart clothing has had a problem with its power sources and moisture permeability, which causes the devices to malfunction. This problem has now been overcome by a research team, who developed a textile-based wearable display module technology that is washable and does not require an external power source.
First reputation-based blockchain guarantees security against 51 percent attacks
Thu, 21 Mar 2019 10:28:29 EDT
Researchers have proposed the first blockchain system to guarantee proper performance even when more than 51 percent of the system's computing power is controlled by an attacker.
Calling time on 'statistical significance' in science research
Thu, 21 Mar 2019 09:22:29 EDT
Scientists should stop using the term 'statistically significant' in their research, researchers urge.
Unprecedented privacy risk with popular health apps
Thu, 21 Mar 2019 09:22:07 EDT
Researchers call for greater regulation and transparency as analysis of medicines-related apps found most directly shared user data -- including sensitive health data -- with third parties, posing an unprecedented privacy risk.
Giant X-ray 'chimneys' are exhaust vents for vast energies produced at Milky Way's center
Wed, 20 Mar 2019 16:49:12 EDT
At the center of our galaxy, where an enormous black hole blasts out energy as it chows down on interstellar detritus while neighboring stars burst to life and explode. astronomers have discovered two exhaust channels -- dubbed the 'galactic center chimneys' -- that appear to funnel matter and energy away from the cosmic fireworks.
Brain-inspired AI inspires insights about the brain (and vice versa)
Wed, 20 Mar 2019 14:11:11 EDT
Researchers have described the results of experiments that used artificial neural networks to predict with greater accuracy than ever before how different areas in the brain respond to specific words. The work employed a type of recurrent neural network called long short-term memory (LSTM) that includes in its calculations the relationships of each word to what came before to better preserve context.
Toilet seat that detects congestive heart failure getting ready to begin commercialization
Wed, 20 Mar 2019 14:10:39 EDT
A toilet-seat based cardiovascular monitoring system aims to lower the hospital readmission rates of patients with congestive heart failure.
Robotic 'gray goo'
Wed, 20 Mar 2019 14:10:24 EDT
Researchers have demonstrated for the first time a way to make a robot composed of many loosely coupled components, or 'particles.' Unlike swarm or modular robots, each component is simple, and has no individual address or identity. In their system, which the researchers call a 'particle robot,' each particle can perform only uniform volumetric oscillations (slightly expanding and contracting), but cannot move independently.
Adhesive gel bonds to eye surface, could repair injuries without surgery
Wed, 20 Mar 2019 14:10:16 EDT
An adhesive gel packed with light-activated chemicals can seal cuts or ulcers on the cornea -- the clear surface of the eye -- and then encourage the regeneration of corneal tissue, according to a preclinical study. The new technology, named GelCORE (gel for corneal regeneration), could one day reduce the need for surgery to repair injuries to the cornea, including those that would today require corneal transplantation.
The best topological conductor yet: Spiraling crystal is the key to exotic discovery
Wed, 20 Mar 2019 14:10:14 EDT
A team of researchers has discovered the strongest topological conductor yet, in the form of thin crystal samples that have a spiral-staircase structure.
Computer scientists create reprogrammable molecular computing system
Wed, 20 Mar 2019 14:05:48 EDT
Researchers have designed self-assembling DNA molecules with unprecedented reprogrammability.
Visualizing better cancer treatment
Wed, 20 Mar 2019 12:06:05 EDT
Researchers have engineered nanoscale protein micelles capable of both delivering chemotherapeutic drugs and of being tracked by MRI. The innovation allows researchers to administer therapy while noninvasively monitoring the therapeutic progress and drastically reducing the need for surgical intervention. They biosynthesized a protein block copolymer containing amino acid building blocks with fluorinated thermoresponsive assembled protein (F-TRAP), which assembles into a nanoscale micelle with the noteworthy abilities.
Supercomputer simulations shed light on how liquid drops combine
Wed, 20 Mar 2019 11:06:27 EDT
High performance computing has revealed in detail how liquid droplets combine, in a development with applications such as improving 3D printing technologies or the forecasting of thunderstorms.
'Terminator'-like liquid metal moves and stretches in 3D space
Wed, 20 Mar 2019 10:22:06 EDT
In the blockbuster 'Terminator' movie franchise, an evil robot morphs into different human forms and objects and oozes through narrow openings, thanks to its 'liquid-metal' composition. Although current robots don't have these capabilities, the technology is getting closer with the development of new liquid metals that can be manipulated in 3D space with magnets.
Better water testing, safer produce
Wed, 20 Mar 2019 10:22:01 EDT
Irrigation water's E. coli results can differ between labs, test types.
'Chronoprints' identify samples by how they change over space and time
Wed, 20 Mar 2019 10:21:28 EDT
Modern analytical tools like mass spectrometers can identify many unknown substances, allowing scientists to easily tell whether foods or medicines have been altered. However, the cost, size, power consumption and complexity of these instruments often prevent their use in resource-limited regions. Now, researchers report that they have developed a simple, inexpensive method to identify samples by seeing how they react to a change in their environment.
Human microbiome metabolites tip the scale in intestinal E. coli infections
Wed, 20 Mar 2019 10:21:07 EDT
A multi-disciplinary team of biological engineers, microbiologists, and systems biologists, whose goal it is to uncover the causes of tolerance to infection exhibited by certain individuals or species, has now succeeded in modeling infection of human colon with EHEC in vitro using a microfluidic Organ-on-a-Chip (Organ Chip) culture device.
What oil leaves behind in 2.5 billion gallons of water every day in US
Wed, 20 Mar 2019 10:20:25 EDT
Purdue University researchers have developed a process to remove nearly all traces of oil in produced water.
Cities rethink parking as ride-hailing grows and parking revenue declines
Wed, 20 Mar 2019 10:20:22 EDT
A new study found that people who use ride-hailing are willing to pay more to avoid driving, including the stress and cost of parking. As a result, cities are seeing a reduction in parking demand, particularly at restaurants and bars, event venues, and airports. That reduction could push cities to reconsider and replace parking infrastructure, leading to more vibrant cities and less dependency on cars.
Mathematicians reveal secret to human sperm's swimming prowess
Wed, 20 Mar 2019 10:20:14 EDT
Researchers have discovered that a reinforcing outer-layer which coats the tails of human sperm is what gives them the strength to make the powerful rhythmic strokes needed to break through the cervical mucus barrier.
Measuring impact of drought on groundwater resources from space
Wed, 20 Mar 2019 10:20:07 EDT
A team of scientists has been using the latest space technology, combined with ground measurements, to assess the health of one of the nation's most important sources of underground water, a large aquifer system located in California's San Joaquin Valley.
New measurement method for radioactive methane
Wed, 20 Mar 2019 10:19:54 EDT
Researchers have made a first step towards creating a precise measuring device for radioactive methane.
Want in on nanotechnology? Capitalize on collaborative environments
Wed, 20 Mar 2019 10:19:52 EDT
Patent law experts demonstrate that private-public partnerships lead to promising innovation output measured in patents. Collaborations between private entities and public institutions have the potential to improve technology transfer in nanotechnology. Nations entering the nano-space can capitalize on collaborative environments, developing frameworks and close institutional networks between entities active in nanotechnology.
Seeing through food and drug fakes and frauds
Wed, 20 Mar 2019 10:19:33 EDT
A simple new technique developed by engineers can detect fake drugs from a video taken as the sample undergoes a disturbance. Called 'chronoprinting,' the technology requires only a few relatively inexpensive pieces of equipment and free software to accurately distinguish pure from inferior food and medicines.
Fish-inspired material changes color using nanocolumns
Wed, 20 Mar 2019 10:19:31 EDT
Inspired by the flashing colors of the neon tetra fish, researchers have developed a technique for changing the color of a material by manipulating the orientation of nanostructured columns in the material.
It's no Fortnite, but it's helping stroke survivors move again
Tue, 19 Mar 2019 16:35:40 EDT
Severely impaired stroke survivors are regaining function in their arms after sometimes decades of immobility, thanks to a new video game-led training device.
The rise and fall of Ziggy star formation and the rich dust from ancient stars
Tue, 19 Mar 2019 16:35:29 EDT
Researchers have detected a radio signal from abundant interstellar dust in MACS0416_Y1, a galaxy 13.2 billion light-years away in the constellation Eridanus. Standard models can't explain this much dust in a galaxy this young, forcing us to rethink the history of star formation. Researchers now think MACS0416_Y1 experienced staggered star formation with two intense starburst periods 300 million and 600 million years after the Big Bang with a quiet phase in between.
Weird, wild gravity of asteroid Bennu
Tue, 19 Mar 2019 14:23:15 EDT
New research is revealing the Alice in Wonderland-like physics that govern gravity near the surface of the asteroid Bennu.
Water-bearing minerals on asteroid Bennu
Tue, 19 Mar 2019 13:51:14 EDT
Astronomers have discovered evidence of abundant water-bearing minerals on the surface of the near-Earth asteroid (101955) Bennu. Using early spectral data from NASA's OSIRIS-REx spacecraft orbiting the asteroid, the team identified infrared properties similar to those in a type of meteorite called carbonaceous chondrites.
Hayabusa2 probes asteroid Ryugu for secrets
Tue, 19 Mar 2019 12:59:04 EDT
The first data received from the Hayabusa2 spacecraft in orbit of asteroid Ryugu helps space scientists explore conditions in the early solar system. The space probe gathered vast amounts of images and other data which gives researchers clues about Ryugu's history, such as how it may have formed from a larger parent body. These details in turn allow researchers to better estimate quantities and types of materials essential for life that were present as Earth formed.
NASA's Fermi Satellite clocks 'cannonball' pulsar speeding through space
Tue, 19 Mar 2019 12:42:25 EDT
Astronomers have found a runaway pulsar hurtling through space at nearly 2.5 million miles an hour -- so fast it could travel the distance between Earth and the Moon in just 6 minutes.
Diattenuation imaging: Promising imaging technique for brain research
Tue, 19 Mar 2019 12:18:23 EDT
A new imaging method provides structural information about brain tissue that was previously difficult to access. Diattenuation imaging allows researchers to differentiate, e.g., regions with many thin nerve fibers from regions with few thick nerve fibers. With current imaging methods, these tissue types cannot easily be distinguished.