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A team of researchers has discovered something surprising about batteries: electrolytes can still work even when frozen . This finding challenges a long-held belief in battery science that electrolytes must remain liquid to allow ions to move inside a battery. The research was conducted by scientists from the Ulsan National Institute of Science and Technology (UNIST) and Korea Advanced Institute of Science and Technology (KAIST) . Their study shows that frozen organic electrolytes can still conduct lithium ions efficiently enough to power a battery. The work was published in the journal Advanced Materials and could open new possibilities for safer and more efficient Lithium Metal Batteries . This breakthrough suggests that solid-like “ice electrolytes” could help solve some of the biggest problems in next-generation batteries. Rethinking How Battery Electrolytes Work In most modern batteries, including the Lithium‑ion battery , the electrolyte is a liquid. Its job is simple but esse...

Astronomers have discovered thousands of planets outside our solar system, known as exoplanets. Many of these planets orbit small stars called red dwarfs. Because red dwarfs are the most common stars in the Milky Way galaxy, scientists once believed they might host a large number of habitable worlds. However, new research suggests the situation may not be so simple. A recent study by scientists Giovanni Covone and Amedeo Balbi indicates that planets orbiting red dwarf stars may struggle to support complex life. The reason is not just how much light these stars produce, but the quality of that light. According to their study, the type of light emitted by red dwarfs might not provide enough usable energy for plants or similar organisms to perform photosynthesis—the process that produces oxygen. Without oxygen, the evolution of complex life becomes far less likely. Why Red Dwarfs Are So Important in Astrobiology Red dwarf stars are small, cool stars that make up nearly 75 percent of the ...

Imagine creating a robot that can bend, grip, crawl, or even swim—all in under 10 minutes and for less than ten cents. That’s exactly what a team of engineers at the University of Oxford has achieved, opening the door for rapid, affordable, and creative experimentation in the world of soft robotics. Their groundbreaking work, published in Advanced Science , could transform how researchers, start-ups, and even students approach the design and construction of flexible robots. Breaking Barriers in Soft Robotics Soft robots are made from compliant, bendable materials that mimic the flexibility of living organisms. Unlike traditional rigid robots, soft robots can delicately handle fragile objects, squeeze through tight spaces, or adapt to unpredictable environments. These abilities make them ideal for applications such as search-and-rescue operations, minimally invasive surgery, wearable devices, and adaptive manufacturing. However, despite their promise, soft robots have been challenging t...

Imagine tiny swimmers, smaller than the width of a human hair, gracefully moving through water in ways that defy our everyday understanding of physics. These aren’t just microscopic organisms or particles—they belong to a special realm called the mesoscale , bridging the gap between the microscopic and macroscopic worlds. Now, physicists at Aalto University are uncovering how these small creatures swim so efficiently, paving the way for microscopic robots capable of delivering drugs directly inside the human body. What is the Mesoscale? Physics is often divided into different scales. In the macroscopic world —the world of humans, cars, and planets—motion is dominated by inertia , the tendency of objects to keep moving unless acted on by a force. In the microscopic world —think bacteria and molecules— viscosity dominates, meaning that water feels almost like honey and tiny organisms must work hard to move. The mesoscale sits in between these two extremes. Here, neither inertia nor v...

For decades, scientists have wondered whether advanced alien civilizations might build enormous structures around their stars to capture energy. These hypothetical constructions are called Dyson Spheres , and they remain one of the most fascinating ideas in the search for extraterrestrial intelligence. Recently, a new study by Amirnezam Amiri explored an intriguing question: If a Dyson sphere really existed, what would it look like to astronomers observing the sky? The answer may be surprising. According to the research, the coldest “stars” in our galaxy might not be stars at all. Instead, they could be enormous alien-built structures hiding the light of their host stars. This idea opens a new pathway for scientists searching for technological civilizations somewhere in the Milky Way. The Idea Behind Dyson Spheres The concept of a Dyson sphere was first proposed in 1960 by Freeman Dyson . Dyson suggested that an extremely advanced civilization might need vast amounts of energy to pow...

Scientists from Texas A&M University and the DEVCOM Army Research Laboratory (ARL) have developed a revolutionary material known as “super foam,” capable of absorbing up to ten times more energy than conventional padding materials. This innovation could transform industries ranging from military defense and aerospace to automotive safety and consumer products . The research, published in the journal Composite Structures , introduces a hybrid material created by combining traditional foam with 3D-printed elastic plastic structures . The result is a lightweight, affordable, and extremely durable composite that significantly improves energy absorption during impacts. Leading the project is Dr. Mohammad Naraghi , director of the Nanostructured Materials Lab at the Texas A&M College of Engineering, working alongside Dr. Eric Wetzel , team leader for Strategic Polymers Additive Manufacturing at ARL. Their work demonstrates how combining two simple materials can create a powerful ...

Engineers at Northwestern University have developed a groundbreaking new type of robot that can adapt, survive damage and keep moving even in harsh outdoor environments. These robots, called “legged metamachines,” represent a major step forward in robotics because they are not fixed machines with rigid bodies. Instead, they are made from small robotic modules that can connect, disconnect and reorganize themselves to perform different tasks. The research describing these innovative robots was published in the prestigious journal Proceedings of the National Academy of Sciences , highlighting their scientific importance. Unlike traditional robots that stop working when a single part fails, metamachines can survive serious damage. If a piece breaks off, the remaining parts keep moving, while the broken module can still function independently and even rejoin the group later. This remarkable resilience makes these robots more similar to living organisms than machines. A Robot Built From Ma...