News

  1. Earth

    Haze clears on sooty climate conditions

    The results of a new study suggest that soot plays a bigger role in regional climate changes than scientists had previously realized.

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  2. Physics

    Ring around the proton

    An orbiting electron accelerated to relativistic velocities by a laser in a strong magnetic field can behave like a ring-shaped electron cloud spinning around the nucleus.

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  3. Physics

    Writing with warm atoms

    Researchers demonstrated that they can use a scanning tunneling microscope to position atoms in microscopic patterns at room temperature.

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  4. Archaeology

    Ancient origins of fire use

    Human ancestors may have learned to control fire 1.7