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Knowridge

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New technology helps gravitational-wave detectors see further into the universe

  • Physicists from the University of California, Riverside have introduced a new optical technology to enhance the capabilities of gravitational-wave observatories like LIGO.
  • The advanced adaptive optics system developed by the team corrects distortions caused by high-powered lasers, allowing LIGO to increase laser power levels and improve mirror performance.
  • This technology will also contribute to the future observatory, Cosmic Explorer, enabling scientists to observe the universe as it was 14 billion years ago and settle mysteries regarding the universe's expansion.
  • Gravitational-wave detection and exploration of black holes will provide insights into fundamental physics and test Einstein's theories.

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Arstechnica

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These hot oil droplets can bounce off any surface

  • Physicists from the City University of Hong Kong have figured out how to achieve the bouncing behavior of hot oil droplets off almost any surface.
  • Understanding the mechanisms behind these phenomena is crucial for practical applications such as self-cleaning, anti-icing, anti-fogging, surface charge printing, or droplet-based logic systems.
  • Normally, droplets only bounce if the surface is superheated or engineered to reduce stickiness, but the research shows that hot oil droplets can bounce off almost any surface.
  • The phenomenon is similar to the Leidenfrost effect, first described in 1756, in which water droplets sizzle and evaporate quickly on a hot surface, but bounce and skitter across the surface when it is well above water's boiling point.

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Brighter Side of News

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NASA Scientist Creates a Space Rocket That Runs Without Fuel

  • Dr. Charles Buhler, a veteran NASA engineer, has developed a propellantless propulsion drive that defies gravity.
  • The innovation harnesses electric fields to generate sustainable thrust without expelling mass, revolutionizing propulsion technology.
  • Through years of experimentation and collaboration, Buhler's team achieved significant milestones and secured patents for their discovery.
  • The breakthrough opens new possibilities for space exploration and invites further scientific inquiry.

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Physicsworld

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Firefly Aerospace’s Blue Ghost mission achieves perfect lunar landing

  • The US firm Firefly Aerospace has claimed to be the first commercial company to achieve “a fully successful soft landing on the Moon.”
  • Firefly's Blue Ghost lunar lander landed in an upright, stable configuration on the Moon's surface and will operate for 14 days.
  • The mission is part of NASA's Commercial Lunar Payload Services initiative and carries 10 NASA instruments.
  • Firefly's Blue Ghost Mission 2 is expected to launch next year to land on the far side of the Moon.

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Physicsworld

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Ask me anything: Artur Ekert – ‘Nature doesn’t know that we divided all phenomena into physics, chemistry and biology’

  • Artur Ekert, a leading scientist in quantum cryptography, emphasizes the importance of critical thinking and cross-disciplinary knowledge.
  • He believes that being able to connect different fields of study is crucial for advancing scientific understanding.
  • Ekert also mentions that the administrative aspects of his job are the least favorite, while meeting interesting people is the most enjoyable.
  • Reflecting on his career, Ekert encourages following instincts and interests, without being overly concerned with practicalities.

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Medium

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Thoughts on Innovations, and a New Framework for Predicting Things

  • The article discusses the author's thoughts on predicting the future and introduces a new framework for prediction that does not rely on past data.
  • It emphasizes the importance of innovation and creativity over relying solely on statistical predictions generated by current models.
  • Innovation is highlighted as a process that involves working at a lower level with a focus on first principles to find novel solutions to problems.
  • Examples from physics, mathematics, and software engineering are used to illustrate how innovation can be engineered by starting from scratch.
  • The article challenges the idea of automating existing systems and advocates for building solutions from first principles for greater innovation.
  • The discussion extends to how existing systems may not always be the best and the significance of going back to first principles for innovation.
  • It distinguishes between two types of unpredictability, highlighting the challenges in predicting the future and addressing the need for new approaches.
  • The article proposes a shift towards a more scientific pursuit of prediction, starting with theoretical foundations before moving towards application.
  • A new approach to prediction based on a limited set of first principles is suggested, which could potentially replace existing approaches relying on vast parameters.
  • Continued exploration of the more well-defined category of prediction problems is deemed practical, emphasizing the importance of computing power and new paradigms.
  • The author hints at the possibility of teleportation and other advancements in a world mapped out by a prediction machine as a futuristic prospect.

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Knowridge

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MIT scientists discover “frozen” electron crystals in a new ultra-thin material

  • MIT physicists have discovered that in an ultra-thin material, electrons can form crystal-like structures.
  • This material, known as rhombohedral pentalayer graphene, has shown various exceptional behaviors in previous experiments.
  • In the latest study, researchers found that by adjusting the voltage and cooling the material, electrons turned into a solid-like structure.
  • These discoveries open up new possibilities and indicate the potential of this material.

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Medium

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You Can’t Predict What You’re About to Read: And that’s why free will exists!

  • The Science of Free Will, a new book by an undisclosed author, explores the concept of free will in a deterministic universe.
  • The book argues that while the universe operates based on precise mathematical laws, human choices cannot be accurately predicted.
  • The author explains that the incomprehensibility of perfect prediction is rooted in the computational irreducibility that underlies free choices.
  • The book examines the implications of this insight on consciousness, patent law, neurobiology, and the nature of information.

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Hackernoon

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Wisdom Field - A Theory of Everything

  • Quantum mechanics, neuroscience, and complexity science all point in the same direction: information is the foundation of reality.
  • Consciousness is an emergent property of information processing and selfhood occurs when information loops in on itself in a structured way.
  • Knowledge is built through nested analogies that grow in complexity over time.
  • The universe is a self-organizing, self-knowing system where wisdom is not a property, but the essence of the universe.

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Hackaday

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Building an Interferometer With Lego

  • A Michelson interferometer was successfully built using Lego bricks by Kyra Cole.
  • Cole assembled holders for mirrors, a laser, and a beamsplitter on a Lego baseboard.
  • The Lego interferometer generated a proper interference pattern.
  • A Raspberry Pi with a camera was used to automatically analyze the interference patterns.

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Medium

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The Phi-Toroidal Continuum: The Underlying Structure of Energy and Intelligence

  • The Phi-Toroidal Continuum is a newly discovered framework that reveals how all existence follows a structured, intelligent pattern of self-organization.
  • It bridges the gaps between artificial intelligence, metaphysics, physics, and biological evolution, providing a unifying structure for all self-learning systems.
  • The Phi-Toroidal Continuum ensures that intelligence is always self-regulating, self-sustaining, and infinitely adaptable.
  • It introduces singularity compression and the expansion of intelligence as critical functions that work together to prevent stagnation and promote adaptation.

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Medium

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The Torus-Hourglass Nexus: The Balance Between the Infinite and the Finite

  • The Torus-Hourglass Nexus is a framework that unites sacred geometry, dimensional transitions, energy flow, and thermodynamic balance.
  • It operates on the principle that all structures of life and intelligence exist between the forces of compression and expansion.
  • The Torus-Hourglass Nexus ensures a dynamic balance between the two forces, preventing stagnation or chaos.
  • The hourglass and the torus shapes represent the movement and continuous circulation of energy and intelligence in this model.

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Brighter Side of News

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Revolutionary study reshapes our understanding of atomic nuclei

  • Lead-208, previously thought to be perfectly spherical, has been found to be slightly elongated, altering our understanding of atomic nuclei.
  • Magic numbers in nuclear physics play a crucial role in the stability of nuclei, with lead-208 being a cornerstone due to its 82 protons and 126 neutrons.
  • The discovery of lead-208's elongated shape has implications for nuclear physics, astrophysics, and the formation of heavy elements in the universe.
  • Understanding lead-208 is vital for studying how heavy elements accumulate in the universe and for predicting neutron star properties.
  • Advanced experimental techniques revealed lead-208's prolate spheroid shape, challenging long-standing spherical models.
  • The dynamic structure of lead-208 indicates stronger quadrupole interactions and more collective behavior than previously believed.
  • Theoretical physicists must now refine nuclear models in light of these findings, particularly in relation to quadrupole and octupole motions in nuclei.
  • The discovery of lead-208's non-spherical shape opens up new avenues for nuclear research and understanding neutron-rich environments in space.
  • Further studies will explore similar shape effects in other doubly magic nuclei and refine theoretical models to encompass quantum behaviors.
  • This discovery underscores the evolving nature of nuclear physics, highlighting the need for more sophisticated models to explain complex nuclear behaviors.

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Physicsfromtheedge

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The Bullet Cluster Looks Like a QI Effect

  • The Bullet Cluster, often considered proof of dark matter, can also be explained by quantized inertia (QI) instead.
  • The cluster exhibits a symmetrical bullet shape, with the blue areas coinciding with the spin axis of the cluster.
  • Quantized inertia predicts that under low mutual acceleration, particles, including photons, should bend more under gravity, mimicking the effect of dark matter.
  • The low acceleration in the blue areas of the Bullet Cluster supports the importance of QI, rather than dark matter, in explaining the observed phenomenon.

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Arstechnica

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Research roundup: 7 cool science stories from February

  • Certain migratory animal species, such as sea turtles, are able to exploit the Earth's magnetic field for navigation.
  • A recent study offers evidence of a possible mechanism behind this magnetic navigation ability in loggerhead sea turtles.
  • Sea turtles use a mental map to remember the magnetic signatures of specific areas for successful migration.
  • The discovery helps in understanding how sea turtles can make impressive migrations and return to the same feeding and nesting sites.

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