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Roads, bridges, and other infrastructure face constant pressure from heavy vehicles, changing temperatures, vibrations, and natural disasters. Over time, these forces can cause cracks, deformation, and structural damage, leading to expensive repairs and potential safety risks. Scientists are now exploring advanced materials that can respond to such changes and recover their original shape after deformation. One promising innovation is shape memory epoxy asphalt composite (SMEAC) , a material that combines the strength of epoxy resin with the useful properties of asphalt. In a study led by Fenglei Zhang and his team, researchers developed SMEAC with high toughness, strong mechanical performance, and excellent vibration-damping properties. The material could have important applications in self-repairing bridge expansion joints, crack sealants, vibration control systems, and earthquake-resistant engineering structures. The study also investigated how the material works at both macroscopic...

A new flexible pressure-sensing technology offers a promising way to monitor vehicle movement, speed and weight wirelessly, potentially making roads smarter, traffic management more efficient and journeys safer. As cities grow and the number of vehicles on roads continues to increase, managing traffic efficiently has become a major challenge. Traffic congestion, road accidents and poor traffic monitoring systems can affect daily life and public safety. To address these problems, intelligent transportation systems are becoming increasingly important. These systems use sensors and digital technologies to collect traffic information, helping authorities make better decisions and improve road safety. In a promising development, researcher Chien Khong Duc and his team have demonstrated a flexible pressure sensor that can detect vehicles on roads and transmit information wirelessly. Made using an affordable polymer material, the sensor offers a practical alternative to some existing vehicle ...

Roads are an essential part of modern life. They connect cities and villages, support businesses, and make the movement of people and goods possible. However, roads gradually deteriorate because of heavy traffic, changing weather conditions, water damage, and regular use. Cracks, potholes, and uneven surfaces can make roads unsafe and increase the cost of vehicle maintenance. Identifying these problems early is important for preventing accidents and extending the life of road infrastructure. Traditional road inspection methods often require trained personnel to examine road surfaces and record visible damage. Although these methods are useful, they can be expensive, time-consuming, and difficult to apply consistently across large road networks. To overcome these challenges, researchers are exploring robotic vehicles, advanced cameras, and image-processing technologies to improve road inspection. One promising development is the use of Unmanned Ground Vehicles (UGVs), which are robotic ...

Astronomers using NASA’s James Webb Space Telescope (JWST) may have discovered a powerful stellar explosion that occurred when the universe was still in its early stages. The possible supernova, named AT 2026abck , appears to have been observed just four to 10 days after the star exploded, offering scientists a rare opportunity to study the earliest moments of a supernova in the distant universe. The discovery is particularly exciting because the event lies at a redshift of 5.017, meaning its light has traveled through space for billions of years before reaching Earth. At that time, the universe was much younger than it is today, and galaxies were still actively forming stars. Reported by a research team led by Ming-Yang Zhuang of the University of Illinois Urbana-Champaign, the finding could help scientists better understand how massive stars lived and died during the universe’s early history. The research paper was published on the arXiv preprint server on September 29, 2026. However...

Imagine a particle that can be stopped without touching it or applying a force directly. Even stranger, the effect occurs because of a magnetic influence that the particle never physically passes through. This may sound impossible, but scientists have recreated this unusual phenomenon using a hybrid quantum computer. Researchers at the University of Oxford have demonstrated how a simulated magnetic flux can stop a particle from moving between locations through a process called quantum interference . The experiment recreates a famous quantum phenomenon known as the Aharonov–Bohm effect, which challenges our everyday understanding of how magnetic fields influence matter. The findings, published in Nature Physics in 2026, provide a new way to study the relationship between matter and quantum fields. They also demonstrate how quantum computers could help scientists investigate some of the most complicated problems in fundamental physics. A Strange Quantum Effect First Predicted in 1959 In...

A new acoustic levitation technique could allow scientists to control how small particles connect, creating a new approach to designing complex materials. Imagine tiny objects floating in midair, coming together like pieces of a puzzle to form complex structures without touching a surface or using glue. This may sound like science fiction, but researchers are exploring a way to make it possible using sound waves. Researchers Lim and Jaeger have developed a method that uses acoustic levitation to control how millimeter-sized particles attract and attach to one another . By carefully designing the shapes of these particles and adjusting the sound waves around them, the researchers can influence which particles connect, how likely they are to bond, and how long they remain attached. The technique could offer a new way to build complex materials from small, carefully designed building blocks. It combines sound-based forces, three-dimensional (3D) printing, and principles of self-assembly t...

For centuries, humans have searched for better ways to convert energy into useful work. From ancient water mills and 18th-century steam engines to modern wind turbines, many technologies rely on moving fluids to generate mechanical motion. Now, researchers have demonstrated a different approach that uses an unusual physical phenomenon to turn temperature differences into rotational motion and potentially generate electricity. The technology, developed by a research team led by Gary Wells, uses the Leidenfrost effect to create a low-friction heat engine. Instead of relying on conventional rotating bearings, the system uses a thin layer of vapour to suspend and rotate a solid or liquid load over a specially designed hot surface. The researchers demonstrated that even dry ice, the frozen form of carbon dioxide, could rotate on a turbine-like surface and drive a small electrical generator. The concept could eventually offer new ways to harvest energy in environments where conventional pow...