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Wormholes are among the strangest ideas in modern physics. They are often imagined as tunnels through space that could connect distant parts of the Universe. In science fiction, wormholes are used for fast travel between galaxies. But in real science, they are mathematical solutions that come from Albert Einstein’s theory of General Relativity. Now, physicist Mikhail Volkov has developed new models of spinning wormholes that show some surprising behavior. These wormholes can rotate, grow larger because of centrifugal force, and under certain conditions even imitate black holes. The research focuses on a special type of object called a “ring wormhole.” This wormhole comes from the famous Kerr solution, which normally describes a rotating black hole. When the mass of the Kerr black hole is reduced to zero, something unusual remains behind: a wormhole with a ring-shaped structure. Even though the space around it is locally flat, the overall shape of spacetime is very unusual. The wormhole...

Empty space may look completely silent and lifeless, but according to quantum physics, it is actually full of invisible activity. Tiny particles and energy fluctuations constantly appear and disappear everywhere in the Universe. These fluctuations can create real physical forces, even in a vacuum. One of the best-known examples of this strange phenomenon is called the Casimir effect. Now, researchers led by Arista Romadani have studied how this mysterious quantum effect behaves inside a wormhole-like spacetime at different temperatures. Their work explores how quantum vacuum energy changes when gravity, curved spacetime, and heat are all involved together. The study gives scientists a better understanding of how quantum physics and gravity interact in extreme environments and may help future research into wormholes and exotic spacetime structures. What Is the Casimir Effect? The Casimir effect is a tiny force created by quantum fluctuations in empty space. In 1948, physicist Hendrik Ca...

Most people imagine planetary systems as calm and organized. That idea comes from our own Solar System, where planets move in neat, almost circular paths around the Sun. Everything looks stable and well arranged. But in space, not every system follows this peaceful pattern. One of the most interesting examples is the 14 Herculis system , a star system located about 18 parsecs away from Earth. Instead of smooth and stable orbits, it contains two giant planets that move in very stretched (eccentric) and strongly tilted orbits . This makes the system look unusual and difficult to explain. Scientists now believe that this system is the result of a violent and chaotic past. Why 14 Herculis Is So Different In most planetary systems, planets form inside a flat disk of gas and dust around a young star. This disk naturally leads to planets forming in: Nearly circular orbits Almost the same flat plane Stable and orderly motion This is why Earth, Mars, and Jupiter all orbit in a similar direction...

 Scientists at the University of California San Diego have developed a remarkable optical device that can reveal hidden images and change colors depending on the humidity in the surrounding air. This breakthrough, published in Light: Science & Applications , could transform the future of security systems, data storage, environmental sensing, and interactive displays. What makes this innovation truly fascinating is its simplicity in concept but sophistication in design: a tiny chip that reacts to moisture in the air—so fast that even a breath can make it change. 🔍 A Device That Responds to Moisture Like a Living Surface The newly developed device works like a visual “switch” controlled by humidity. Under dry or normal air conditions, one image appears clearly—for example, the UC San Diego Triton logo. But as humidity increases, that image fades and is replaced by a second hidden image, such as the UC San Diego library logo. Even more interesting, this transformation is extreme...

Modern physics is trying to answer a big question: what happened in the very early universe, when everything was extremely hot and energetic? One interesting idea is that there may be heavy, invisible particles that once existed in large numbers but are impossible to detect today using particle colliders. One such particle is called the gravitino . New research suggests something surprising: instead of looking for gravitinos in laboratories, we may be able to detect their effects by studying gravitational waves , the tiny ripples in space and time. This idea could open a completely new way to understand physics beyond the Standard Model and even test theories like supergravity and string theory. What Is a Gravitino? To understand gravitinos, we first need to know about a theory called supersymmetry . Supersymmetry is a idea in physics that says every known particle has a heavier partner particle. For example: Electron would have a partner called a “selectron” Quarks would have “squarks...

Magnetic field sensors are everywhere in modern life—even if we rarely notice them. They are inside smartphones, cars, hard drives, window alarms, industrial machines, and even packaging systems. Every year, billions of these tiny components are produced and used across the world, quietly powering detection of motion, position, speed, and distance. But now, scientists are rethinking how these essential components are made—and what happens to them after use. A research team working at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) in Germany has developed a new generation of sustainable magnetic field sensors that could reduce environmental damage and electronic waste. Their work introduces a major shift in how electronic materials can be designed, used, and eventually safely broken down. Published in Nature Communications , the study shows that high-performance sensors can be built using earth-friendly materials like iron, cellulose, and starch—without relying heavily on toxic metals ...

Scientists at the University of Southern California (USC) have built something that sounds almost unbelievable—a robotic hand that can listen to a piano melody once and then reproduce it after just two minutes of practice. It does not rely on sheet music, large training datasets, or pre-programmed instructions. Instead, it learns in a way that is surprisingly similar to how humans, especially babies, learn physical skills: by exploring, making mistakes, and adapting. This breakthrough comes from researchers at the University of Southern California, specifically the USC Viterbi School of Engineering. The robotic system, called the “Musician Hand,” was developed under the leadership of Professor Francisco Valero-Cuevas and doctoral researcher Hesam Azadjou. Their findings were published in the Journal of the Royal Society Interface . What makes this invention remarkable is not just its musical ability, but the way it learns—challenging long-held assumptions in robotics and artificial int...