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    • Atomic-Scale Telegraphy With Light

      PhotonicsOnline· 5 days ago

      In the 1880s Heinrich Hertz discovered that a spark jumping between two pieces of metal emits a flash of light – rapidly oscillating electromagnetic waves – which can be picked up by an antenna ...

    • The second quantum computing revolution

      The second quantum computing revolution

      Wisconsin State Journal· 3 days ago

      In laboratories at UW–Madison, students regularly trap single electrons inside silicon chips. The motivation of those students is even more exciting: to...