Since the ancient Greeks, humankind has known that if you bring two things into contact, a small amount of electricity is created. One example is that we can rub a balloon with our hair and gener...
https://techxplore.com/news/2023-01-harvesting-big-energy-small-movement.html
A solar distillation device can purify brine from reverse osmosis plants with over 10 percent salinity, as well as water taken directly from the Red Sea. The technology offers double the freshwat...
https://techxplore.com/news/2023-01-salt-rejecting-microchannels-seawater-drinkable-power.html
A chatbot powered by reams of data from the internet has passed exams at a US law school after writing essays on topics ranging from constitutional law to taxation and torts.
https://techxplore.com/news/2023-01-chatgpt-bot-law-school-exam.html
In recent years, many computer scientists have been exploring the notion of metaverse, an online space in which users can access different virtual environments and immersive experiences, using VR...
https://techxplore.com/news/2023-01-three-stage-authentication-metaverse.html
Sophisticated antenna arrays paired with high-frequency wireless chips act like superpowers for modern electronics, boosting everything from sensing to security to data processing. In his lab at ...
https://techxplore.com/news/2023-01-antennas-microchips-electronics-blur-line.html
A transdisciplinary Northwestern University research team has developed a revolutionary transistor that is expected be ideal for lightweight, flexible, high-performance bioelectronics.
https://techxplore.com/news/2023-01-vertical-electrochemical-transistor-wearable-electronics.html
A trio of researchers at Carnegie Mellon University has taken the use of WiFi signals to identify people in a building to a new level, through the use of a deep neural network. Jiaqi Geng, Dong H...
https://techxplore.com/news/2023-01-deep-neural-network-virtual-images.html
Electric car batteries could be used to boost power storage in the future, injecting electricity into the grid during times of scarcity or storing electricity during periods of excess, a new stud...
https://techxplore.com/news/2023-01-electric-car-batteries-key-boosting.html
Despite only about 25% of car travel happening after dark, almost half of fatal accidents occur at night. As our vehicles become more advanced and even autonomous, the ways of detecting and avoid...
Tsunamis, hurricanes, and maritime weather are monitored using sensors and other devices on platforms in the ocean to help keep coastal communities safe—until the batteries on these platforms r...
https://techxplore.com/news/2023-01-harnessing-ocean-energy-power-devices.html
A novel technique called Underground Gravity Energy Storage turns decommissioned mines into long-term energy storage solutions, thereby supporting the sustainable energy transition.
https://techxplore.com/news/2023-01-technique-abandoned-batteries.html
A team of researchers at Microsoft has demonstrated a new AI system that is capable of mimicking a person's voice after training with a recording just three seconds long. The team explains develo...
https://techxplore.com/news/2023-01-microsoft-vall-e-faithfully-voice.html
Hydrogels are three-dimensional (3D) polymer networks that do not dissolve in water but retain large amounts of liquids. Due to this advantageous property, hydrogels are particularly promising ma...
https://techxplore.com/news/2023-01-approach-3d-hydrogel-based-electronics.html
A new smart skin developed at Stanford University might foretell a day when people type on invisible keyboards, identify objects by touch alone, or allow users to communicate by hand gestures wit...
https://techxplore.com/news/2022-12-spray-on-smart-skin-ai-rapidly.html
The world's first solid-state photovoltaics were reported in 1883, and were composed of selenium, which eventually led to the development of the present-day photovoltaics, although the wide bandg...
https://techxplore.com/news/2022-12-re-awakening-world-solar-cells-indoor.html
Large language models utilizing transformer neural networks and other deep learning architectures demonstrated unprecedented results in many tasks previously accessible only to human intelligence...
https://techxplore.com/news/2022-12-rapamycin-context-pascal-wager-collaborating.html
A pair of researchers at Lawrence Berkely National Laboratory used a commonly known, naturally occurring phenomenon to build a new kind of environmentally safe refrigerator.
https://techxplore.com/news/2022-12-ethylene-carbonate-solvent-sodium-iodide.html
Even as animals and plants face widespread extinction from human-driven causes like climate change, the natural world continues to inspire scientific discovery in unexpected ways.
https://techxplore.com/news/2022-12-robot-fireflies-okra-plasters-nature-inspired.html
Semiconductors are indispensable products in our lives, used in everything from smartphones and computers to vehicles. However, their development increasingly poses a problem: as semiconductors i...
https://techxplore.com/news/2022-12-thermally-evaporated-environment-friendly-semiconductors.html
Wi-Fi routers continuously broadcast radio frequencies that your phones, tablets and computers pick up and use to get you online. As the invisible frequencies travel, they bounce off or pass thro...
https://techxplore.com/news/2022-12-wi-fi-youre-struggling.html
Enhancing the virtual experience with the touch sensation has become a hot topic, but today's haptic devices remain typically bulky and tangled with wires. A team led by the City University of Ho...
https://techxplore.com/news/2022-12-wireless-ultrathin-skin-vr-vivid.html
A trio of researchers at Korea Advanced Institute of Science and Technology, working with a colleague at the University of Illinois at Urbana-Champaign, has designed and built a working quadruped...
https://techxplore.com/news/2022-12-quadruped-robot-magnetized-feet-climb.html
Devices such as cellphones, laptops and smartwatches are constant companions for most people, spending days and nights in their pocket, on their wrist, or otherwise close at hand.
https://techxplore.com/news/2022-12-scientists-smartwatch-powered-slime-mold.html
Though plants can serve as a source of food, oxygen and décor, they're not often considered to be a good source of electricity. But by collecting electrons naturally transported within plant cel...
https://techxplore.com/news/2022-12-green-energy-bio-solar-cells.html
A new approach uses aerial imaging to generate 3D models of cities and regions with advanced precision, enabling urban planners to incorporate full-scale designs of all types of architectural and...
https://techxplore.com/news/2022-12-google-earth-steroids-boost-urban.html
The waste flushed down toilets could be a valuable source of resources and profits—and easier on the environment, according to a West Virginia University engineer's research.
https://techxplore.com/news/2022-12-current-toilet-technology-flushes-profits.html
We want modern technology to become smaller and more energy-efficient without losing quality. Technical innovation is required to achieve this. For several years, the Fraunhofer Institute for Pho...
https://techxplore.com/news/2022-12-energy-efficient-actuator-micro-loudspeakers.html
Engineers in Melbourne have used sound waves to boost production of green hydrogen by 14 times, through electrolysis to split water.
https://techxplore.com/news/2022-12-vibrations-turbo-green-hydrogen-production.html
MIT engineers have developed ultralight fabric solar cells that can quickly and easily turn any surface into a power source.
https://techxplore.com/news/2022-12-paper-thin-solar-cell-surface-power.html
In recent years, engineers have been working to develop increasingly sophisticated and smaller electronic components that could power the devices of the future. This includes thin and stretchable...
https://techxplore.com/news/2022-12-micrometer-thin-elastic-conductor-wearable-implantable.html