Quantum Physics

  1. computer
    Quantum Physics

    Physicists get answers from computer that didn’t run

    By exploiting the quirks of quantum mechanics, physicists consistently determined what a quantum computer would have done without actually running the computer.

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  2. Quantum Physics

    Quantum communication takes a new twist

    A three-kilometer transmission of light above the Vienna skyline demonstrates that scientists can use the twistiness of light to encode delicate quantum information.

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  3. tiny semiconductor particles
    Quantum Physics

    Quantum dots get a second chance to shine

    Quantum dots, semiconductor particles that can emit a rainbow of colors, have been put to work observing living cells, with possible benefits for medical diagnosis.

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  4. Quantum Physics

    Quantum experiment dissects wave-particle mash-up

    A modified version of a landmark quantum physics experiment has shown that a single parcel of light can be a particle and a wave simultaneously.

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  5. strontium atomic clock
    Quantum Physics

    Atomic clock will keep precise time for 15 billion years

    The world’s most precise atomic clock will not lose or gain a second in roughly 15 billion years.

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  6. Quantum Physics

    One photon wrangles 3,000 atoms into quantum entanglement

    A single photon can trigger the creation of quantum entanglement between thousands of atoms.

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  7. Quantum Physics

    Quantum links provide clues to causation

    Quantum entanglement enables physicists to determine cause and effect just by tracking the association between two measurements.

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  8. Quantum Physics

    Finding quantum entanglement in a crowd

    Physicists have measured entanglement between pairs of photons within a macroscopic beam of light, a first step toward understanding how particles’ quantum connections lead to large-scale effects.

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  9. Quantum Physics

    Light trick can retrieve missed messages

    Even if photons pass you by, you can still snatch a signal from their electromagnetic wake, physicists propose.

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  10. Quantum Physics

    Trying to get the down-low on gravity

    A twist on a classic quantum mechanics experiment could lead to the discovery of elusive gravitons.

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  11. Quantum Physics

    Physicists double their teleportation power

    In a teleportation first, physicists transfer two quantum properties from one photon to another.

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  12. Quantum Physics

    Quantum guessing game uses the future to predict the past

    Physicists extrapolate forward and backward in time to make accurate predictions about an object’s quantum state at a particular moment.

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