Recent Articles

Particles and Fields

Synopsis: OPERA’s Final Stamp on Neutrino Oscillations

The final analysis of data collected by the OPERA experiment improves the precision of measurements of neutrinos oscillating between muon and tau flavors. Read More »

Statistical Physics

Viewpoint: Landauer Principle Stands up to Quantum Test

A fundamental limit on the heat produced when erasing a bit of information has been confirmed in a fully quantum system. Read More »

Soft Matter

Focus: Why Soft Solids Get Softer

Soft materials like gels and creams exhibit fatigue resulting from the stretching of their constituent fibers, according to experiments and simulations. Read More »

Superfluidity

Synopsis: Imaging Domains in Superfluid Helium

An MRI imaging technique reveals a structure of chiral domains in a slab of superfluid helium-3. Read More »

Particles and Fields

Synopsis: A Missing Piece in the Neutrinoless Beta-Decay Puzzle

The inclusion of short-range interactions in models of neutrinoless double-beta decay could impact the interpretation of experimental searches for the elusive decay. Read More »

Astrophysics

Synopsis: Ten-Year Search Finds No Signs of Dark Matter Annihilation

A search for gamma rays from dark matter annihilation comes up empty while improving constraints on parameters of candidate dark matter particles known as WIMPs. Read More »

FEATURE

Meetings: WIMP Alternatives Come Out of the Shadows

At an annual physics meeting in the Alps, WIMPs appeared to lose their foothold as the favored dark matter candidate, making room for a slew of new ideas. Read More »

Biological Physics

Focus: Fluid Interactions Help Fish in a School Swim Faster

Simulations of fish schools that include fluid dynamics in addition to the usual coordination of individuals lead to faster swimmers and reveal a new collective swimming mode. Read More »

FEATURE

Q&A: Looking for Failure

Karen Daniels explains how force maps in granular materials could be used to design materials that fail in predictable ways. Read More »

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