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Tech & Engineering

Updates every hour. Last Updated: 29-Oct-2026 07:15 ET (29-Oct-2026 11:15 GMT/UTC)

Heterogeneous metalens array unlocks immersive XR displays

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS
Peer-Reviewed Publication

Extended reality (XR) aims for "immersion," requiring displays to simultaneously deliver a wide field of view (FOV) and true 3D imagery free of vergence-accommodation conflict (VAC). Researchers in China have reported a near-eye light-field display architecture based on a heterogeneous metalens array. By integrating lens and spatially heterogeneous prism phase designs with nanoimprint technology, the array overcomes the aberration-induced FOV limit of conventional microlens arrays, providing a hardware path for next-generation immersive XR displays.

Journal: Light: Science & Applications
Funder: National Key Research and Development Program of China, National Natural Science Foundation of China, Guangdong Basic and Applied Basic Research Foundation

Rust prevention coating uses nanotech to self-repair and conquer corrosion

University of Queensland
Peer-Reviewed Publication

Australian nanomaterials experts have engineered powder-like particles that can turn water-based paint into self-repairing corrosion shields with the potential to slow rusting by more than 600 times compared with existing high-performance coatings.

Journal: Small Science
Funder: Australian Research Council

Printable brain-inspired chips that compute at lightning speed and vanish in minutes

International Journal of Extreme Manufacturing
Peer-Reviewed Publication

In the International Journal of Extreme Manufacturing, researchers have built a flexible and ultra-fast artificial synapse printed entirely from room-temperature liquid inks that dissolves on demand in six minutes. The work shows that high-performance and brain-inspired hardware does not require extreme vacuum chambers, rare metals, or permanent electronic waste.

Journal: International Journal of Extreme Manufacturing

Saitama University researchers develop two-level AI framework for more informative steel bridge corrosion inspection

Saitama University
Peer-Reviewed Publication

Researchers at Saitama University have developed a two-level deep learning framework that can identify not only where corrosion appears on steel bridges but also what type of visual corrosion pattern is present. By combining corrosion-coverage mapping with classification into four inspection-oriented visual categories, the framework could help bridge inspectors obtain more structured information from field images and better target follow-up inspections and measurements.

Journal: Computer-Aided Civil and Infrastructure Engineering

Beyond plastic: A new culture membrane mimics the native intestinal environment

Pohang University of Science & Technology (POSTECH)
Peer-Reviewed Publication

- A joint research team from POSTECH and CHA University develops a culture membrane that closely mimics native intestinal tissue using components extracted from porcine colon

Journal: Advanced Healthcare Materials

Greenhouse gas benefits of ag irrigation outweigh emissions costs

Colorado State University
Peer-Reviewed Publication

Irrigating U.S. crops prevents higher greenhouse gas emissions by avoiding land conversion, groundbreaking new research by Colorado State University shows.

Journal: Proceedings of the National Academy of Sciences
Funder: U.S. Department of Agriculture

New World Health Summit Academic Alliance-Lancet commission to strengthen academic responsibility and trust in science

Boston University School of Public Health
Business Announcement

In a first-of-its-kind collaboration, the World Health Summit Academic Alliance and leading medical journal The Lancet have launched a joint commission that will examine and strengthen the core responsibilities of academic institutions to health research and to society, and work to restore public trust in scientific institutions. The 30-member commission includes Dr. Adnan Hyder, dean and Robert A. Knox Professor at Boston University School of Public Health, who coauthored a new commentary in The Lancet to announce this initiative and call for international, cross-sector collaborations to combat health and science misinformation.

Flash heating and layered design create tougher, greener materials that block electromagnetic interference

Shenyang Agricultural University Collaborative Journals
Peer-Reviewed Publication

As wireless devices, high-frequency electronics, and communication technologies become increasingly common, electromagnetic interference, or EMI, is becoming a growing concern for device reliability, signal quality, and information security. Conventional shielding materials often work mainly by reflecting electromagnetic waves, which can create unwanted secondary radiation. Researchers are therefore seeking lightweight materials that can absorb electromagnetic energy while remaining strong, flexible, and sustainable.

Journal: Sustainable Carbon Materials

Large language models could help turn fragmented environmental research into usable knowledge

Shenyang Agricultural University Collaborative Journals
Peer-Reviewed Publication

Environmental scientists face a growing problem: there is more research available than ever before, but much of the useful information remains scattered across papers, tables, figures, and inconsistent reporting formats. A new review suggests that large language models, or LLMs, could help researchers organize this fragmented evidence more efficiently, provided that their outputs remain traceable, validated, and subject to expert review.