Recent Articles

Biological Physics

Synopsis: Diagnosing Flow Problems in Mechanical Heart Valves

Simulations of blood flow through mechanical heart valves pinpoint a possible origin of turbulence that leads to clotting. Read More »

Gravitation

Focus: Squeezing More from Gravitational-Wave Detectors

New hardware installed in current gravitational-wave detectors uses quantum effects to boost sensitivity and increase the event detection rate by as much as 50%. Read More »

Photonics

Viewpoint: A Whole Surface of Exceptional Points

Researchers fabricated a cavity device with a large number of “exceptional points,” which are modes that exhibit exotic phenomena, such as extreme sensitivity to external parameters. Read More »

Optics

Synopsis: Twisting Light Beams on Demand

A simple new technique uses pinholes on a plate to generate rich structured light beams that might find use in data transmission and precision measurement. Read More »

Biological Physics

Synopsis: Soft Biological Tissues Can Be Piezoelectric

Artery walls, tendons, and heart valves can generate an electric voltage when squeezed—an effect that could be harnessed to diagnose important diseases. Read More »

FEATURE

20 Years of Cosmic Rays at Pierre Auger

Hundreds of researchers from around the world head to Argentina to celebrate the groundbreaking anniversary of the world’s largest cosmic-ray observatory. Read More »

Atomic and Molecular Physics

Synopsis: Three-Body Interactions, Not So Universal After All

Precision measurements with ultracold gases provide evidence that three-body bound states depend on atom-specific two-body interactions. Read More »

Condensed Matter Physics

Viewpoint: Phonon Heat Transport Near the Melting Point

Molecular dynamics simulations can fully describe phonon propagation in aluminum, which could enable accurate predictions of phonon thermal conductivity. Read More »

FEATURE

Video Prize Dominated by Superhydrophobic Surfaces

Animal figures made of salt, drops bouncing off cones, and flower-shaped films win the top video prize from the APS Division of Fluid Dynamics. Read More »

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