Recent Articles

Statistical Physics

Viewpoint: New Entry in the Thermodynamic Rulebook for Quantum Systems

Thermodynamic laws that are unique to quantum systems in a superposition of states have been derived using an information-theory approach. Read More »

Particles and Fields

Synopsis: LHC Data Might Reveal Nature of Neutrinos

A long-standing question over whether the neutrino is its own antiparticle might be answered by looking at decays of W bosons. Read More »


Synopsis: Enter the Metacage

An array of equally spaced nanowires, dubbed a metacage, could block optical radiation from entering or escaping a region of arbitrary shape. Read More »

Quantum Physics

Viewpoint: Cool Physics with Warm Ions

Ultrafast laser pulses can be used to control and characterize the quantum motion of a single trapped ion over 5 orders of magnitude in temperature. Read More »

Biological Physics

Focus: Evolution Sometimes Slows Things Down

When a strongly cooperative species invades new territory, its spread can slow down or stop, according to a mathematical model, suggesting potential strategies against cancer and insect pests. Read More »


Viewpoint: Sharing Heat in the Near Field

The maximum amount of radiative heat that can be transferred between two objects of any shape has been calculated for separations of less than the thermal wavelength. Read More »


Synopsis: Measuring Spin One Atom at a Time

Electron microscopy experiments have measured the spin state of individual metal atoms on a graphene layer, characterizing their potential for information storage applications.   Read More »

Quantum Physics

Synopsis: Quantum Rocking Motion in Molecular Rotors

A type of quantum oscillation—known to occur for electrons in a crystal—has now been observed in a gas of molecular rotors that are spun around by laser pulses. Read More »


Synopsis: Through a Glass Densely

A new model for light scattering explains why an unexpected amount of light propagates through materials containing densely packed scattering objects.   Read More »

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