• Dark Matter: Why study it? What makes it so fascinating?

    Updated: 2024-06-28 00:27:42
    : Skip to content Universe Today Space and astronomy news Menu Videos Newsletter Podcast Contact Us Support Us Log in Image from NASA†s Hubble Space Telescope of a galaxy cluster that could contain dark matter blue-shaded region Credit : NASA , ESA , M . J . Jee and H . Ford et al . Johns Hopkins Univ . Posted on June 27, 2024 June 27, 2024 by Laurence Tognetti Dark Matter : Why study it What makes it so fascinating Universe Today has had some incredible discussions with a wide array of scientists regarding impact craters planetary surfaces exoplanets astrobiology solar physics comets planetary atmospheres planetary geophysics cosmochemistry meteorites radio astronomy extremophiles organic chemistry black holes cryovolcanism and planetary protection and how these intriguing fields

  • A Puzzling Excess of Cosmic Deuterons

    Updated: 2024-06-25 10:00:00
    Author(s): Charles DayA long-running experiment aboard the International Space Station has found an unexpected population of cosmic rays made of heavy hydrogen ions.[Physics 17, s74] Published Tue Jun 25, 2024

  • Glowing Algae Change Morphology to Avoid Light

    Updated: 2024-06-25 10:00:00
    Author(s): Rachel BerkowitzBright light triggers the chloroplast of a bioluminescent algae to fold into a pattern that minimizes the chloroplast’s exposed area.[Physics 17, 103] Published Tue Jun 25, 2024

  • Quantum ‘super behaviour’ could create energy seemingly from nothing

    Updated: 2024-06-24 17:00:52
    It should be possible to combine several quantum states, each with almost no energy, to create a single quantum state containing unexpectedly energy-rich regions

  • One Field to Rule Them All

    Updated: 2024-06-21 10:00:00
    Author(s): Robert GaristoTheorists explain why cosmic inflation might appear to be driven by a single inflaton field, even if it had actually been driven by two or more such fields.[Physics 17, s78] Published Fri Jun 21, 2024

  • Network Science Applied to Urban Transportation

    Updated: 2024-06-21 10:00:00
    Author(s): Ryan WilkinsonA simple model based on network theory can reproduce the complex structures seen in urban transportation networks.[Physics 17, s70] Published Fri Jun 21, 2024

  • Atomic Spreading Produces Novel Superconductors

    Updated: 2024-06-21 10:00:00
    Author(s): Michael SchirberA liquid-like spreading of metal atoms on a topological material can generate a superconductor—one that might benefit quantum computing.[Physics 17, 100] Published Fri Jun 21, 2024

  • Elusive Clock Transition in Strontium Revealed

    Updated: 2024-06-20 10:00:00
    Author(s): Marric StephensResearchers have measured a hard-to-observe electronic transition in strontium that was predicted six decades ago.[Physics 17, s72] Published Thu Jun 20, 2024

  • A New Way to Transport Spin Currents

    Updated: 2024-06-18 10:00:00
    Author(s): Ryan WilkinsonSpin currents carried by magnetic waves called magnons can be sent across a device without using insulating magnets—a result that could lead to spintronic devices compatible with silicon electronics.[Physics 17, s67] Published Tue Jun 18, 2024

  • Strange Kinetics Shape Network Growth

    Updated: 2024-06-17 10:00:00
    Author(s): Ivan BonamassaA connection between time-varying networks and transport theory opens prospects for developing predictive equations of motion for networks.[Physics 17, 96] Published Mon Jun 17, 2024

  • Adding Certainty to Plutonium’s Fission Yield

    Updated: 2024-06-13 10:00:00
    Author(s): Rachel BerkowitzA first-of-its-kind measurement reveals the energy spectrum of the neutrons produced during the fission of plutonium, a common nuclear fuel component.[Physics 17, s68] Published Thu Jun 13, 2024

  • Gravitational-Wave Memory May Illustrate Spacetime Symmetries

    Updated: 2024-06-13 10:00:00
    Author(s): Elizabeth FernandezObserving gravitational-wave memory may help physicists test general relativity predictions about large-scale symmetries in the fabric of spacetime.[Physics 17, 95] Published Thu Jun 13, 2024

  • A Step toward Quantum Gases of Doubly Polar Molecules

    Updated: 2024-06-12 10:00:00
    Author(s): David EhrensteinResearchers created an ultracold gas of molecules with strong magnetic dipoles, which may lead to new types of Bose-Einstein condensates.[Physics 17, s73] Published Wed Jun 12, 2024

  • Extending the Kibble-Zurek Mechanism

    Updated: 2024-06-11 10:00:00
    Author(s): Charles DayA theory first applied to phase transitions in the early Universe and then to defects in superfluid helium can now account for a wider variety of systems.[Physics 17, s61] Published Tue Jun 11, 2024

  • Theory Predicts Collective States of Mobile Particles

    Updated: 2024-06-07 10:00:00
    Author(s): Mark BuchananCollections of interacting self-propelled objects held rigidly together show patterns of organized behavior that can be predicted.</p[Physics 17, 94] Published Fri Jun 07, 2024

  • Colorful Primordial Black Holes

    Updated: 2024-06-06 10:00:00
    Author(s): Matteo RiniSome ultralight black holes that formed soon after the big bang might have been exotic objects with a net “color charge” that left potentially observable signatures.[Physics 17, s69] Published Thu Jun 06, 2024

  • A Simple Electronic Circuit Manifests a Complex Physical Effect

    Updated: 2024-06-05 10:00:00
    Author(s): Charles DayUsing a single set of measurements of an electronic circuit, researchers have characterized the properties of the topologically protected edge states of a quantum Hall system.[Physics 17, s63] Published Wed Jun 05, 2024

  • Improving Assessments of Climate Tipping Points

    Updated: 2024-06-04 10:00:00
    Author(s): Marric StephensStatistical properties of fluctuations of certain parameters describing a complex system can reveal when that system is approaching a tipping point.[Physics 17, s64] Published Tue Jun 04, 2024

  • Sensing Magnetic Fields with an Array of Single Atoms

    Updated: 2024-06-04 10:00:00
    Author(s): Andrea ParlangeliUsing an atomic array originally designed for quantum memory, researchers have demonstrated a magnetometer with unprecedented spatial resolution.[Physics 17, 92] Published Tue Jun 04, 2024

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