Recent Articles

synopsis

A New Way to Transport Spin Currents

Spin currents carried by magnetic waves called magnons can be sent across a device without using insulating magnets—a result that could lead to spintronic devices compatible with silicon electronics. Read More »

Q&A

An Astronomer’s Appeal for Satellite Regulation

Samantha Lawler would like to see more done to reduce the detrimental impact of satellites on dark skies, telescope data, and publicly funded research. Read More »

Viewpoint

Strange Kinetics Shape Network Growth

A connection between time-varying networks and transport theory opens prospects for developing predictive equations of motion for networks. Read More »

Focus

Mimicking an Elephant Trunk

The extraordinary range of motions achieved by elephants’ trunks can be mimicked by a physical model that uses just three “muscles,” which could inspire robotic designs. Read More »

Research News

Gravitational-Wave Memory May Illustrate Spacetime Symmetries

Observing gravitational-wave memory may help physicists test general relativity predictions about large-scale symmetries in the fabric of spacetime. Read More »

synopsis

Adding Certainty to Plutonium’s Fission Yield

A first-of-its-kind measurement reveals the energy spectrum of the neutrons produced during the fission of plutonium, a common nuclear fuel component. Read More »

synopsis

A Step toward Quantum Gases of Doubly Polar Molecules

Researchers created an ultracold gas of molecules with strong magnetic dipoles, which may lead to new types of Bose-Einstein condensates. Read More »

synopsis

Extending the Kibble-Zurek Mechanism

A theory first applied to phase transitions in the early Universe and then to defects in superfluid helium can now account for a wider variety of systems. Read More »

Viewpoint

A Close Look at the Dynamics of an Ion–Neutral Reaction

A detailed study of a reaction between a molecular ion and a neutral atom has implications for both atmospheric and interstellar chemistry. Read More »

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