Recent Articles

Focus

Environmental Noise Makes a Sensor More Sensitive

By exploiting a phenomenon called stochastic resonance, sensors can perform better in a noisy environment than in a noise-free setting. Read More »

synopsis

Another Way for Black Holes to Evaporate

The gravitational fields of black holes and other compact objects are strong enough that they might wrest massless particles out of the vacuum and into existence, causing the objects to decay. Read More »

Research News

Humans Help Computers Spot Bursts from Space

Citizen scientists combed through radio astronomy observations to identify new sources of transient emission that computer algorithms overlooked. Read More »

synopsis

A Textbook Dirac Semimetal

Researchers have synthesized a chalcogenide compound that has the electronic structure of an ideal Dirac semimetal—which could facilitate the study of this exotic class of materials. Read More »

synopsis

Bond Density Not Strength Controls Polymer Stickiness

Experiments show that the sticky behavior of so-called associative polymers is controlled by the density of bonding structures, contradicting theoretical predictions. Read More »

Viewpoint

Realizing the Einstein-Podolsky-Rosen Paradox for Atomic Clouds

A new demonstration involving hundreds of entangled atoms tests Schrödinger’s interpretation of Einstein, Rosen, and Podolsky’s classic thought experiment. Read More »

Research News

Squeezable Metal Offers a Greener Approach to Refrigeration

A system built around a metal that gains and loses heat when compressed could lead the way to the commercialization of chemical-free refrigeration technology. Read More »

synopsis

Superconductor Vortices Visible as Stripes

An unusual kind of superconductor harbors magnetic vortices that researchers predict should be readily observable thanks to the striped configurations they adopt. Read More »

synopsis

“Shuttled” Ions Stay Quantum

Researchers move an individual Mg+ ion more than 100,000 times between different sites in a trapping array without dropping it or ruining its quantum coherence. Read More »

More Articles