Recent Articles


Synopsis: Terahertz Combs Get Fine Teeth

A new scheme to generate terahertz frequency combs features unprecedented bandwidth and frequency accuracy. Read More »

Particles and Fields

Viewpoint: Cyclotron Radiation from One Electron

An electron’s energy can be determined with high accuracy by detecting the radiation it emits when moving in a magnetic field. Read More »

Biological Physics

Focus: Bacteria Stick Together as Living Crystals

Rotating bacterial cells suck one another into a 2D crystal structure, an unprecedented pattern for living organisms. Read More »


Synopsis: Superconductors Under Pressure

The coupling of electrons to anharmonic crystal vibrations may explain the record high-temperature superconductivity in highly pressurized hydrogen sulfide. Read More »

Particles and Fields

Synopsis: No Hint of Exotic Higgs Particles

An analysis of data from the now-shuttered Tevatron excludes certain Higgs bosons with exotic properties. Read More »


Viewpoint: The Simplicity of Black Holes

The no-hair theorem was originally formulated to describe isolated black holes, but an extended version now describes the more realistic case of a black hole distorted by nearby matter. Read More »

Atomic and Molecular Physics

Synopsis: Rapid Alignment

A frequency comb can align an ensemble of molecules 150 million times per second. Read More »


Viewpoint: Weighing Dark Matter Halos with the Cosmic Microwave Background

Gravitational lensing by foreground dark matter halos leaves an observable imprint on the cosmic microwave background, which can be used to determine their masses Read More »


Focus: Voltage Fluctuations Converted to Electricity

In a step toward the conversion of excess heat into electric current, researchers demonstrate a device that generates current in response to voltage fluctuations that mimic heat. Read More »

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