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What if some of the Universe's most mysterious objects are not ordinary neutron stars or black holes, but something entirely different? A new study suggests that strange hybrid stars made of ordinary matter and invisible dark matter could exist—and they may even help scientists test whether Einstein's theory of gravity is complete. Researchers have developed a new model of fermion-boson stars , unusual compact stars that combine normal matter with a mysterious dark matter component. Their findings show that these stars can become heavier, more stable, and behave differently when gravity is described by a modified theory instead of Einstein's General Relativity. The research opens an exciting new path for understanding dark matter, neutron stars, and the true nature of gravity. A Star Made of Two Different Worlds Most stars, including neutron stars, are made of fermions —particles such as neutrons, protons, and electrons that make up ordinary matter. But scientists believe t...

Space agencies around the world are preparing for the next great adventure—sending humans deeper into space than ever before. Missions to the Moon, Mars, and beyond are becoming more realistic every year. But one major challenge still stands in the way: space radiation . Unlike astronauts aboard the International Space Station, deep-space travelers lose the protection of Earth's magnetic field. That means they are exposed to dangerous radiation that can seriously harm the human body. Scientists have been searching for better ways to protect astronauts, and now a new study suggests that permanent magnets could become part of the solution. Researchers from Italy and Germany have investigated whether powerful permanent magnets could help shield astronauts from harmful solar radiation without the heavy weight or high power demands of existing technologies. While the idea isn't perfect, it could become an important piece of future space missions. The Invisible Danger in Deep Space ...

Scientists have created a new biodegradable pressure sensor inspired by the remarkable design of a spiderweb. This innovative technology could help improve robotic hands, wearable health devices, and rehabilitation systems for people living with Parkinson's disease. The sensor is highly sensitive, responds almost instantly to pressure, and remains durable even after repeated use—all while being environmentally friendly. The breakthrough was achieved by researchers at Seoul National University College of Engineering , led by Professor Tae-Woo Lee from the Department of Materials Science and Engineering. Their research was published in the prestigious journal Nature Communications on July 4. A New Generation of Wearable Technology Wearable electronics have come a long way. Devices like smartwatches can already monitor heart rate and activity levels, but researchers now want wearables to do much more. Future wearable devices are expected to detect body movements, monitor health in r...

Every year, millions of old smartphones, computers, toys, and other electronic devices are thrown away. While technology makes our lives easier, it also creates one of the fastest-growing waste problems on Earth—electronic waste, or e-waste . Most electronic devices contain printed circuit boards (PCBs), which act as the "brain" of the device by connecting all electronic components together. The problem is that traditional circuit boards are made from glass fiber and petroleum-based epoxy resin . These materials are extremely difficult to recycle and can remain in landfills for decades. As the amount of e-waste continues to rise, scientists around the world are searching for greener alternatives. Now, researchers at TU Bergakademie Freiberg in Germany have developed an exciting solution—a fully compostable printed circuit board made from fungal mycelium , the root-like structure of fungi. Their innovative research, published in the journal Cleaner Materials , could help buil...

Imagine a future where a skilled surgeon can perform a life-saving operation on a patient living thousands of kilometers away, using a humanoid robot. That future has just moved one step closer to reality. In a historic breakthrough, researchers at the University of California San Diego (UC San Diego) have successfully used teleoperated humanoid robots to perform live surgeries for the first time. The achievement, published in the prestigious journal Nature , marks a major milestone in robotic surgery and could transform health care across the world. The study demonstrates that humanoid robots are no longer just futuristic machines—they may soon become valuable members of surgical teams, helping doctors save lives in hospitals, remote villages, disaster zones, battlefields, and even space. A Historic First in Surgery The research team conducted two successful surgeries during a preclinical trial using large nonprimate mammals. In the first operation, a humanoid robot worked together ...

Imagine visiting a city where a bridge appears only when people need to cross a river. Or a floating stage forms automatically for a music festival and disappears once the event is over. After a natural disaster, rescue teams could instantly create temporary platforms to help people reach safety. This may sound like science fiction, but researchers at the Massachusetts Institute of Technology (MIT) have turned this vision into reality with an innovative robotic system called FloatForm . FloatForm is a group of small, intelligent robotic boats that can connect with each other, separate, and rebuild themselves into different floating structures with very little human control. This groundbreaking technology could completely change how cities use rivers, lakes, and canals in the future. A New Way to Build on Water Most people think of waterfronts as the end of a city. MIT researchers see them as an opportunity to create flexible and programmable spaces. Instead of constructing permanent b...

When scientists search for life beyond Earth, they usually look for planets with conditions similar to our own—a world with a stable climate, liquid water, and a regular cycle of day and night. But new research suggests that some of the strangest planets in the universe, where one side is always burning hot and the other is trapped in permanent darkness, might not be as lifeless as they first appear. A recent study has revealed that these unusual worlds could still create regions with moderate temperatures beneath their surfaces, raising the exciting possibility that life may survive even in places once thought impossible. A Planet with Two Completely Different Worlds One fascinating example is LHS 3844b , an exoplanet located about 48.5 light-years from Earth. It is slightly larger than our planet and orbits a small red dwarf star called LHS 3844 . Unlike Earth, LHS 3844b is tidally locked . This means it rotates exactly once every time it completes an orbit around its star. As a re...