Hi Tech & Innovation news
Hi Tech & Innovation
Unhackable metasurface holograms: Security technology can lock information with light color and distance
A research team led by Professor Junsuk Rho at POSTECH (Pohang University of Science and Technology) has developed a secure hologram platform that operates solely based on the wavelength of light and the spacing between metasurface ...
18 hours ago
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Energy & Green Tech
Oxygen-modified graphene filters boost natural gas purification
As we shift toward more sustainable fuels, natural gas and biogas, which mainly contain methane (CH4), have become important sources of energy and raw materials for chemical production. However, these gases also contain impurities ...
23 hours ago
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Octopus-inspired 'smart skin' uses 4D printing to morph on cue
Despite the prevalence of synthetic materials across different industries and scientific fields, most are developed to serve a limited set of functions. To address this inflexibility, researchers at Penn State, led by Hongtao ...
Feb 3, 2026
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New AI system fixes 3D printing defects in real time
Additive manufacturing has revolutionized manufacturing by enabling customized, cost-effective products with minimal waste. However, with the majority of 3D printers operating on open-loop systems, they are notoriously prone ...
Feb 2, 2026
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Transparent windows can shield buildings from powerful electromagnetic pulses
Electromagnetic pulses (EMPs)—high-energy-density and ultra-wideband beams of electromagnetic radiation—are generated from sources such as nuclear explosions, high-power electromagnetic pulse devices, and intentional ...
Feb 2, 2026
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Engineering
Multi-layer flax fiber fabric developed for alternative seating furniture with flexible geometries
Seating furniture is frequently not designed for long-term use or simple assembly and disassembly and has a tendency to break after just one move. This does not apply to the benches, chairs, and stools that were created as ...
Feb 2, 2026
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Engineering
Drone technology set to reshape disaster response, health care, environmental management, farming, cybersecurity
Intelligent drones and unmanned aerial systems (UAS) are rapidly evolving from experimental prototypes into essential infrastructure across disaster response, health care delivery, agriculture, logistics, archaeology, environmental ...
Jan 31, 2026
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Energy & Green Tech
Tesla turbine-inspired structure generates electricity using compressed air
The demand for energy is ever-increasing across various industries. In recent decades, scientists have explored the electrostatic potential of particulate matter as a highly promising avenue for energy harvesting. However, ...
Jan 30, 2026
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Energy & Green Tech
Novel membrane boosts water electrolysis performance in low-alkalinity conditions
As green hydrogen emerges as a key next-generation clean energy source, securing technologies that enable its stable and cost-effective production has become a critical challenge. However, conventional water electrolysis ...
Jan 30, 2026
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Electronics & Semiconductors
Study solves key micro-LED challenges, enabling 'reality-like' visuals for AR/VR devices
From TVs and smartwatches to rapidly emerging VR and AR devices, micro-LEDs are a next-generation display technology in which each LED—smaller than the thickness of a human hair—emits light on its own. Among the three ...
Jan 30, 2026
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Electronics & Semiconductors
Tiny silicon structures compute with heat, achieving 99% accurate matrix multiplication
MIT researchers have designed silicon structures that can perform calculations in an electronic device using excess heat instead of electricity. These tiny structures could someday enable more energy-efficient computation. ...
Jan 29, 2026
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Engineering
CRAFT printing method makes affordable, realistic replicas as structurally complex as a human hand
Researchers have developed a new method for 3D printing objects with very different properties, including levels of hardness and transparency, on a pixel-by-pixel basis while using commonly available materials and inexpensive ...
Jan 29, 2026
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Energy & Green Tech
Stacked ionic cells inspired by electric rays generate over 100V for small electronics
Inspired by electric rays that generate high voltages through stacked electrocytes, researchers at UNIST have developed a novel energy harvesting technology that mimics this biological mechanism. Unlike electric rays, which ...
Jan 29, 2026
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Consumer & Gadgets
Some blind fans to experience Super Bowl with tactile device that tracks ball
Some blind and low-vision fans will have unprecedented access to the Super Bowl thanks to a tactile device that tracks the ball, vibrates on key plays and provides real-time audio.
Jan 29, 2026
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Energy & Green Tech
Electric eel biology inspires powerful gel battery
Power sources used in devices found in or around biological tissue must be flexible and nontoxic, while still powerful enough to support demanding technologies such as medical devices or soft robotics. To achieve this balance, ...
Jan 28, 2026
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Energy & Green Tech
Molecular seal strengthens perovskite solar cells, while pushing efficiency to 26.6%
Perovskite solar cells (PSCs) are known for their impressive ability to convert sunlight into energy, their low production costs and their lightweight design. They may well be the rising stars of renewable energy, but they ...
Engineering
Unsinkable metal tubes could lead to resilient ships, floating platforms and renewable energy innovations
More than a century after the Titanic sank, engineers still have hopes of someday creating "unsinkable" ships. In a step toward reaching that lofty goal, researchers at the University of Rochester's Institute of Optics have ...
Jan 27, 2026
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Consumer & Gadgets
Low-cost system turns smartphones into emergency radiation detectors
Prompt, individual-based dose assessment is essential to protect people from the negative consequences of radiation exposure after large-scale nuclear or radiological incidents. However, traditional dosimetry methods often ...
Jan 27, 2026
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Engineering
Broadband ultrasonic imaging shows defects in all types of concrete
Concrete structures like roads and bridges require nondestructive testing methods to identify interior defects without destroying their structure. Most methods send sound waves into the material and capture the waves that ...
Jan 27, 2026
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Energy & Green Tech
Climate-tailored housing designs cut energy use across Japan's diverse regions
From subarctic to subtropical, Japan's varied climates present a challenge for energy-saving housing design. Adding the projected effects of climate change, with temperatures estimated to rise from 1.5 to 3.5°C by the close ...
Jan 27, 2026
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Electronics & Semiconductors
Self-powered electronics: Organic semiconductors achieve both light emission and energy harvesting
Organic semiconductors are thin, flexible, and extremely versatile materials that have revolutionized the world of consumer electronics. They are the core technology behind organic light-emitting diode (OLED) displays, which ...
Jan 26, 2026
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Energy & Green Tech
Hydrogel coating for solar panels boosts power generation efficiency
A research team at The Hong Kong Polytechnic University (PolyU) has developed a simple and affordable hydrogel coating that not only enhances the heat dissipation in solar panels for cooling their "hot spots" effectively, ...
Jan 26, 2026
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Engineering
Origami-inspired ring lets users 'feel' virtual worlds
Virtual reality (VR) and augmented reality (AR) are technologies that allow users to immerse themselves in digital worlds or enhance their surroundings with computer-generated filters or images, respectively. Both these technologies ...
Hi Tech & Innovation
Detection of concealed explosives using terahertz spectral imaging and deep learning
Detecting concealed explosives and chemical threats constitutes a critical challenge in global security, yet current technologies often face significant operational limitations. While X-ray scanners and millimeter-wave imaging ...
Jan 25, 2026
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Energy & Green Tech
High-performance solar evaporator rapidly transforms seawater into fresh drinking water
A research team affiliated with UNIST has unveiled a new technology that can convert seawater into clean drinking water using only sunlight, without any external power source. This breakthrough could play a crucial role in ...
Jan 22, 2026
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