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الوسم: scientists

  • Three Scientists Awarded Nobel for Unveiling Quantum Physics in Action

    Three Scientists Awarded Nobel for Unveiling Quantum Physics in Action

    Scientists based in the U.S., including John Clarke, Michel Devoret, and John Martinis, received the 2025 Nobel Prize in Physics for their experiments demonstrating quantum physics in action, which has opened doors to advancing future digital technologies.

    Clarke expressed his astonishment at the award during a phone interview with the Nobel press team, saying, “I’m completely stunned. I never imagined this would be the basis of a Nobel Prize.” He added, “You’re probably using one of the fundamental things we worked on—your cell phone.”

    Quantum Mechanics Continues to Surprise in a Century-Old Field

    While quantum behaviors are extensively studied at atomic and subatomic levels, many find them strange and difficult to grasp compared to classical physics, which applies to much larger scales.

    Back in the 1980s, the laureates conducted groundbreaking experiments with superconducting electronic circuits, revealing that quantum effects could influence everyday objects under specific conditions.

    Olle Eriksson, chair of the Nobel Committee for Physics, remarked, “It’s remarkable how quantum mechanics, a field over a century old, still consistently uncovers new surprises. It’s also the backbone of all digital technology we rely on.”

    Quantum technology is now widespread—transistors in microchips are a prime example. The Nobel acknowledgment underscores its importance for next-generation innovations like quantum cryptography, quantum computers, and advanced sensors.

    Quantum computers leverage quantum principles to perform highly complex calculations, potentially solving problems in minutes that would take conventional computers millions of years. These advancements hold promise for addressing critical issues such as climate change but also present challenges, including improving chip precision. The commercialization timeline for quantum computing remains uncertain.

  • Scientists Create Wearable Subwoofer for Epic VR Bass

    Scientists Create Wearable Subwoofer for Epic VR Bass

    Over recent years, specialists in sensory stimulation have explored some unconventional ideas to enhance virtual reality (VR) experiences. Some researchers have examined how visuals can create the sensation of phantom touches on the skin, while others have experimented with scent and taste simulations to make virtual environments feel more real. Now, experts in Japan are focusing on bass sounds—specifically, deep bass vibrations that penetrate beneath the skin.

    ### Pushing Bass Deep Into the Skin

    Researchers at the University of Tsukuba have developed what they call a “portable, silent subwoofer,” a tiny device that electrically stimulates muscles to produce tactile sensations. The device combines low-frequency vibrations with a gentle electrical current that causes muscles to contract, creating the feeling of deep bass thumps without any bulky equipment. It’s similar in concept to bone conduction earbuds, which vibrate through the bones of the skull and transmit sound directly to the cochlea. In this case, the sensation of bass is transmitted through the abdominal muscles.

    The device consists of small patches that are adhered to the stomach area, connected to a compact wired control similar in size to a MagSafe charger. The team explains that this enables users to physically feel deep bass sounds in both virtual environments and everyday music.

    ### How It Works

    This technology employs a technique known as electrical muscle stimulation (EMS), which creates the sensation of a silent subwoofer that delivers deep bass vibrations. Essentially, vibrating transducers produce sensations that travel through the muscles and bones, allowing users to ‘feel’ the bass.

    ### The Bigger Picture

    The core components include a low-pass filter, a bass detection system, and an EMS generator. According to a study published in IEEE Access, this approach could be replicated on other parts of the body as well. One major advantage is its ability to significantly reduce ambient noise interference, providing a more immersive experience without disturbing surroundings.

    ### The Experience

    Although it might sound like an electric shock or a vibrating pin, participants who tested the device reported that it effectively conveyed the rhythm and depth of bass comparable to traditional speakers or subwoofers. The sensations delivered through the abdominal muscles created a surprisingly natural and immersive bass experience, which many found more engaging than what typical audio gear offers.

    ### Future Potential

    While the concept may seem a bit unusual at first, early tests suggest it could revolutionize how we experience sound in VR and gaming. The researchers envision further refining the technology for integration with VR headsets and controllers, creating more natural and immersive virtual environments. They believe that as the design evolves, it could deliver richer bass sensations—without loud speakers—and improve overall immersion in digital experiences.

  • Scientists Find Flaw In Stuck Rovers With Free Software

    Scientists Find Flaw In Stuck Rovers With Free Software

    Space missions are incredibly complex and costly endeavors, with many variables that can go wrong. This is especially true for remote-controlled robots and vehicles exploring extraterrestrial surfaces like the Moon or distant planets. Even a small issue, such as a rover getting obstructed, can jeopardize the entire mission or lead to its abandonment.

    In 2005, NASA’s Mars Exploration Rover Opportunity became embedded in loose sand, requiring six weeks of painstaking, inch-by-inch adjustments by team experts at the Jet Propulsion Laboratory to free it. More recently, the Perseverance rover encountered a similar challenge when its drill bit became stuck, but this situation was ultimately resolved.

    However, not every incident ends happily. In 2009, the Spirit rover found itself stranded on a slope in a location from which it could never be rescued. The harsh Martian winter further complicated rescue efforts, and the mission was officially terminated two years later. Such mishaps may soon become less frequent thanks to advancements in understanding and technology.

    Researchers at the University of Wisconsin–Madison identified a critical flaw in how these rovers are tested on Earth. Typically, testing takes place in desert-like environments designed to mimic the dry conditions found on the Moon or Mars, including the reduced gravity on these celestial bodies. But these tests often neglect to account for the effect of gravity on loose materials like sand.

    The UW-Madison team pointed out that traditional testing methods overestimate a rover’s ability to navigate real extraterrestrial terrain. They emphasize that an accurate prediction of rover movement requires understanding how it will perform under the actual low-gravity conditions of space, which influence how sand and rocks behave—particularly how soft terrain can cause a rover to get stuck.

    The team used open-source software called Chrono for their analysis. This tool is commonly employed to simulate the off-road capabilities of military vehicles in addition to robotic exploration gear. Their findings, published in the Journal of Field Robotics, highlight that Earth’s gravity exerts a stronger pull on loose particles than on the Moon or Mars, resulting in different terrain interactions that can lead to rover immobilization on other planets.

    This research is part of a broader effort to improve space exploration safety. The same team is also working on simulation models for NASA’s VIPER mission, which was designed to search for water and other resources on the Moon’s harsher side—though the project was canceled in 2024.

    The team’s work demonstrated that the discrepancy in rover performance predictions stems from differences in gravitational pull and terrain dynamics. They found that Earth’s higher gravity makes sand particles more rigid, and the Moon’s surface is softer, causing greater shifting under the wheels and reducing grip.

    Interestingly, the software behind this research is widely used in various fields. Its applications extend beyond planetary exploration, including vehicle design for the U.S. Army, projects at NASA’s Jet Propulsion Laboratory, and even tiny mechanical systems for watches. This versatility underscores the importance of accurate simulation in advancing both space technology and terrestrial engineering.

    By refining testing procedures with more realistic models that consider planetary gravitational differences, engineers aim to improve rover designs and mission success rates. This progress could lead to fewer instances of rovers becoming stuck, ultimately enabling more efficient and safer exploration of our solar system’s distant worlds.

  • Small Star Creates Massive Exoplanet: Mystery Unfolds

    Small Star Creates Massive Exoplanet: Mystery Unfolds

    Sure! Here’s a rewritten version in American English:

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    An artist's illustration of the red dwarf star TOI-6894 with its giant planet in the background. — University of Warwick
    An artist’s illustration of the red dwarf star TOI-6894 with its giant planet in the background. — University of Warwick

    In a surprising twist to our understanding of planetary formation, a small red dwarf star has been found in the company of a massive exoplanet—similar to a family where the parents are short but the children are tall.

    While our solar system boasts four gas giants, these massive planets aren’t particularly uncommon across the universe. However, small stars like red dwarfs typically lack such enormous companions. It was long thought that they wouldn’t possess sufficient materials for forming these massive worlds, as reported by Space.com.

    Yet, take a look at TOI-6894, a red dwarf star located 238 light-years from Earth. This star has only 20% of the sun’s mass, yet it hosts TOI-6894b, an enormous planet slightly larger than Saturn but possessing just about half its mass.

    Statistical research indicates that roughly 1.5% of red dwarfs harbor gas giants, making TOI-6894 quite an anomaly. Additionally, it has 60% less mass than the next least massive star known to have a gas giant, cementing its status as the lightest star with a large planet in orbit.

    Discovering this new planet within data from NASA’s Transiting Exoplanet Survey Satellite (TESS) wasn’t easy due to the rarity of such worlds surrounding red dwarfs. In the system’s name, “TOI” designates it as a “TESS object of interest.”

    “I initially sifted through TESS observations of over 91,000 low-mass red dwarf stars in search of giant planets,” said Edward Bryant from the University of Warwick, who spearheaded the discovery.

    However, Vincent Van Eylen, a researcher from University College London’s Mullard Space Science Laboratory, expressed uncertainty: “We don’t fully grasp how a star with such a little mass can produce such a large planet,” he stated.

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    Feel free to let me know if you need any more changes!

  • Japanese Scientists Create Fast-Dissolving Seawater Plastic

    Japanese Scientists Create Fast-Dissolving Seawater Plastic

    Researchers Develop Eco-Friendly Plastic That Dissolves in Seawater

    In Wako, Japan, researchers have created an innovative type of plastic that can dissolve in seawater within hours, presenting a promising solution to the pervasive issue of ocean pollution and its impact on marine life.

    While the concept of biodegradable plastics isn’t new, a team from the RIKEN Centre for Emergent Matter Science and the University of Tokyo asserts that their new material decomposes significantly faster and leaves no harmful residues.

    During a recent demonstration at their lab, a small piece of this new plastic was observed vanishing in saltwater after being stirred for about an hour.

    Although commercialization plans haven’t been announced yet, project leader Takuzo Aida noted that their findings have piqued interest, particularly among packaging industry stakeholders.

    Globally, scientists are working diligently to address the escalating plastic waste crisis, coinciding with awareness initiatives like World Environment Day on June 5.

    According to predictions from the UN Environment Programme, plastic pollution could triple by 2040, adding an estimated 23 to 37 million metric tons of waste annually to the oceans.

    Aida remarked, "Children don’t have a choice over the planet they inherit. It is our responsibility as scientists to ensure we leave them with the best possible environment."

    He emphasized that this new material possesses the same strength as traditional petroleum-based plastics but breaks down into its natural components when exposed to salt. These components can then be safely processed by naturally occurring bacteria, significantly reducing the risk of microplastics that can negatively affect aquatic ecosystems and enter the food chain.

    On land, a piece of this plastic measuring about two inches disintegrates after more than 200 hours due to the presence of salt in the soil.

    The material can be utilized like conventional plastics when treated with a coating, and the research team is currently exploring the most effective coating methods. Aida also highlighted the plastic’s non-toxic, non-flammable properties, stating that it does not produce carbon dioxide during decomposition.

  • Scientists Unveil Universe’s Secret Math Tied to Black Holes

    Scientists Unveil Universe’s Secret Math Tied to Black Holes

    An illustration depicting a black hole. — Nasa/File
    An illustration depicting a black hole. — Nasa/File

    Scientists have made significant advancements in accurately predicting the fascinating disruptions in space-time that occur when two black holes come close to each other.

    A recent study published in the journal Nature on May 14 highlights how abstract mathematical concepts from theoretical physics can effectively simulate the ripples in space-time. This breakthrough paves the way for more precise models to interpret observational data, as reported by Space.com.

    The motion of massive objects, such as neutron stars and black holes, leads to the creation of gravitational waves—distortions in space-time. These waves were first detected directly in 2015, exactly 100 years after they were predicted by Albert Einstein in his general theory of relativity.

    Since their discovery, astronomers have leveraged these waves as a powerful tool to study some of the universe’s most dramatic and mysterious events.

    Like forecasting space weather, scientists need extremely precise models to understand the characteristics of these waves. This is crucial for interpreting the signals picked up by sensitive detectors like Virgo and LIGO (the Laser Interferometer Gravitational-Wave Observatory).

    To date, researchers have relied on powerful supercomputers to simulate black hole interactions by gradually fine-tuning their trajectories—a process that can be both time-consuming and computationally expensive.

    Now, a team from Humboldt University in Berlin, led by Mathias Driesse, has taken a fresh approach.

    Instead of focusing on mergers, the researchers investigated “scattering events,” where two black holes spiral close to one another under their gravitational influence but do not merge, continuing on separate paths. These encounters generate strong gravitational wave signals.

    The team utilized quantum field theory, a branch of physics commonly used to explain interactions among elementary particles, to accurately model these events. They calculated key outcomes from black hole flybys, including the degree of deflection, the energy released in gravitational waves, and the recoil experienced by the black holes after their encounter. They began with basic estimates and gradually increased the complexity of their models.

  • Only 5% of Americans Trust Politicians: A Crisis in Confidence

    Only 5% of Americans Trust Politicians: A Crisis in Confidence

    The Plummeting Trust in Politicians: A Cross-National Concern

    In a landscape where the credibility of public figures is increasingly questioned, a striking trend has emerged regarding the trust placed in politicians. According to a recent survey by Statista Consumer Insights, trust levels for politicians in the United States are alarmingly low, with only 5% of respondents expressing confidence in their representatives. This statistic positions politicians as the least trusted profession in the country, overshadowing the skepticism faced by online influencers, celebrities, and professionals in finance.

    The Rise of Anti-Establishment Figures

    One of the most compelling aspects of this growing distrust in politicians is exemplified by the political trajectory of Donald Trump. His ascent to prominence, particularly during the 2016 presidential election, can be attributed to his non-traditional image. Trump’s demeanor, communication style, and approach to politics significantly differ from those of career politicians, which contributed to a perception of authenticity that resonated with many voters. Instead of engaging in typical political rhetoric, Trump’s candidness allowed him to relate to constituents who felt disenchanted with the political status quo.

    This phenomenon illustrates a broader trend where anti-establishment candidates—those who brand themselves as outsiders—often capitalize on the public’s dissatisfaction with conventional political figures. This discontent may stem from a perceived disconnect between politicians and their constituents, leading to a yearning for representation that feels more genuine and relatable.

    Distrust Beyond Borders

    The skepticism toward politicians is not confined to the United States. Internationally, countries such as Germany, Japan, and the UK exhibit similarly low trust levels in their political leaders. These sentiments reflect a global pattern of disenchantment, as citizens grapple with issues like corruption, political scandals, and unfulfilled promises made by elected officials. As political accountability wanes, the propensity for individuals to trust their representatives further diminishes.

    The Erosion of Trust in Journalism

    Concurrently, trust in the media has likewise faced significant challenges, particularly in the age of social media. The term "fake news," popularized by figures like Donald Trump and business magnate Elon Musk, has had a profound impact on the public’s perception of journalism. The framing of news outlets as biased or agenda-driven has created an environment where discerning credible information becomes increasingly complicated.

    The Impact of Social Media Echo Chambers

    Social media platforms have exacerbated this issue by fostering echo chambers where specific viewpoints are amplified while opposing perspectives are marginalized. In such a polarized climate, individuals are often only exposed to information that aligns with their existing beliefs, further deepening mistrust in institutions like journalism and politics. This fragmentation of information sources not only complicates the search for objective truth but also cultivates an environment ripe for misinformation.

    Consequences of Mistrust

    The implications of low trust in political figures and journalists extend far beyond mere public sentiment. When constituents perceive their elected officials as untrustworthy, it can lead to voter apathy and disengagement from the political process. Individuals may feel that their voices are not valued or heard, resulting in decreased participation in elections and civic activities.

    Moreover, when the media is viewed through a lens of skepticism, the vital role that journalism plays in holding power accountable is undermined. Citizens depend on a free press to provide accurate information and to investigate and report on governmental actions and policies. The crisis of confidence affects not only the professionals in these fields but also the overall health of democratic societies.

    In Summary

    The stark reality of public trust in politicians and journalism signals a critical moment for democracy worldwide. As citizens grapple with disillusionment and skepticism, the challenge remains to rebuild a foundation of trust that is essential for effective governance and informed decision-making. Without addressing these concerns, the divide between the public and their representatives, as well as the media, is likely to continue widening, posing a significant threat to societal cohesion and democratic norms.