Recent Articles

Atomic and Molecular Physics

Focus: Atomic Impersonator

Calculations show that a carefully engineered laser pulse can induce an atom to emit light as if it were a different atom. Read More »

Fluid Dynamics

Synopsis: Drops Shatter in the Cold

High-speed video and modeling reveal the conditions under which water drops explode when they’re frozen from the outside in. Read More »

Condensed Matter Physics

Synopsis: Revealing a Hidden Spin Polarization

Photoemission spectroscopy has detected two different populations of spin-polarized electrons that are “hidden” within a layered, graphene-like material. Read More »

Soft Matter

Viewpoint: A Crumpled Sheet’s Remembrance of Things Past

Crumpled sheets “remember” the application and removal of a force for days, a newly discovered memory effect that suggests crumpled sheets are a lot like glasses. Read More »

Astrophysics

Synopsis: Neutrino Flashes from Exploding Stars

Calculations indicate that neutrino emission from a supernova could be detected on Earth, possibly revealing how the star explodes. Read More »

Soft Matter

Focus: Video—Liquid Drop Bursts into Thousands of Pieces

A drop of water-alcohol mixture on a layer of oil was caught on video bursting into thousands of tiny droplets. Read More »

FEATURE

Q&A: Uncovering Treasures in Condensed Matter

Xi Dai explains his fascination with exotic materials, like the Weyl semimetals whose discovery he contributed to. Read More »

Particles and Fields

Synopsis: Model Tries to Solve Five Physics Problems at Once

A minimal extension to the standard model of particle physics involves six new particles. Read More »

Biological Physics

Synopsis: Cell Sensing Improves in a Loose Crowd

Cells that communicate with each other can measure chemical concentrations with higher precision if they spread out into a sparse configuration.   Read More »

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