Physics

  1. Tech

    Sound waves put levitation on the move

    Technique transports nonmagnetic particles such as cells, water droplets and coffee grounds.

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  2. Physics

    A Piece of the Sun

    The Quest for Fusion Energy by Daniel Clery.

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  3. Physics

    Perfect mirror debuts

    Material that reflects light without letting any escape could improve lasers.

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  4. Physics

    Particles defy gravity, float upstream

    Inspired by tea leaves’ reverse route into a kettle, physicists demonstrate that water’s surface tension allows unexpected movement.

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  5. Quantum Physics

    Most precise clock

    It would take more than 50 billion years for a new atomic clock to gain or lose a second.

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  6. Particle Physics

    When the atom went quantum

    Bohr's revolutionary atomic theory turns 100.

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  7. Particle Physics

    First four-quark particle may have been spotted

    If confirmed, the tetraquark could shed light on how atomic nuclei are held together.

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  8. Physics

    Echoes create an interior map app

    To record size and shape of a room, researchers use a speaker, five microphones and some math.

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  9. Physics

    Simple invisibility cloaks hide toys, pets, people

    Using everyday materials, two research teams conceal ordinary objects by guiding light around them.

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  10. Physics

    Hard times for theorists in a post-Higgs world

    The Large Hadron Collider’s big success leaves no clear avenue for new physics.

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  11. Tech

    Faster memory could accelerate computing

    Experimental microchip improves reliability and speed of writing and reading data.

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  12. Quantum Physics

    Light breaks up to cloak gaps in time

    Method could hide messages without sender’s knowledge.

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