Particle Physics

  1. dinosaurs
    Particle Physics

    Dark matter helped destroy the dinosaurs, physicist posits

    In ‘Dark Matter and the Dinosaurs,’ Lisa Randall finds connections between particle physics, cosmology, geology and paleontology.

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  2. LHC diagram
    Particle Physics

    LHC restart provides tantalizing hints of a possible new particle

    The first comprehensive analyses of the recently restarted Large Hadron Collider yields no clear-cut discoveries but at least one intriguing hint of a new particle.

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  3. pentaquark
    Particle Physics

    Year in review: Collider creates pentaquarks

    Two particles discovered in 2015 are each composed of five quarks.

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  4. XMM-Newton space telescope
    Cosmology

    Debate grows over whether X-rays are a sign of dark matter

    The dwarf galaxy Draco, which is chock-full of dark matter, doesn’t emit a band of X-rays that researchers hoped were produced by the mysterious invisible stuff.

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  5. Planetary Science

    Bright minds, antineutrinos and more reader feedback

    In the November 28, 2015, issue of Science News, readers discussed humanizing science, frog mating calls, antineurtrinos and Martian dust storms.

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  6. Particle Physics

    Antiprotons match protons in response to strong nuclear force

    The first study of how antiprotons interact with each other reveals yet again that particles of antimatter behave just like their ordinary matter counterparts.

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  7. subatomic particles captured in Brookhaven collider
    Particle Physics

    Top 10 subatomic surprises

    Nobel Prize–winning neutrinos rank among science’s most unexpected discoveries.

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  8. McDonald and Kajita
    Particle Physics

    Neutrinos’ identity shift snares physics Nobel

    Arthur McDonald and Takaaki Kajita shared the 2015 Nobel Prize in physics for the discovery that neutrinos oscillate between different types, which demonstrates that the particles have mass.

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  9. interior of Super-Kamiokande detector
    Particle Physics

    Discovery of neutrino mass earns 2015 physics Nobel

    The discovery that subatomic particles called neutrinos have mass has won Takaaki Kajita of the University of Tokyo and Arthur McDonald of Queen’s University in Kingston, Canada, the 2015 Nobel Prize in physics.

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  10. William Detmold headshot
    Particle Physics

    William Detmold: Looking deep into atoms’ hearts

    MIT theoretical physicist William Detmold probes the fundamental bits of matter that combine to form the nuclei of atoms.

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  11. map of antineutrino emissions
    Particle Physics

    Map captures Earth’s antineutrino glow

    Tiny subatomic particles called antineutrinos stream away from Earth at different concentrations across the globe, a new map illustrates.

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  12. Particle Physics

    Antimatter doesn’t differ from charge-mass expectations

    An experiment with unprecedented precision finds that protons and antiprotons have the same ratio of charge to mass, which is consistent with theories but disappoints many physicists.

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