Recent Articles

Geophysics

Synopsis: Noise-Induced Transitions in Earth’s Climate

Calculations show that small fluctuations in solar radiation could cause a transition between a warm Earth and an icy Earth. Read More »

Optics

Synopsis: Quantum Optomechanics in a Liquid

Quantum optomechanical effects have been observed for the first time using a liquid—superfluid helium—confined in an optical cavity. Read More »

Materials Science

Focus: More Voltage from Bending Silicone Rubber

The voltage generated by bending a flexible material is usually small, but a new trick can dramatically increase the effect. Read More »

Particles and Fields

Synopsis: Explaining Light Ion Production in High-Energy Collisions

Pions could catalyze reactions between protons and neutrons, allowing the stable production of deuterons in high-energy ion-ion collisions. Read More »

Acoustics

Viewpoint: Phonons Hum a Magnetochiral Tune

A chiral material exposed to a magnetic field allows phonons to travel faster in one direction than another, an effect that might be used to create an acoustic diode. Read More »

Particles and Fields

Synopsis: Ultrafast Oscilloscope for Ultrashort Electron Beam

Driving an electron beam into a helical pattern with terahertz electromagnetic pulses allows researchers to measure the beam’s complete shape with femtosecond resolution. Read More »

FEATURE

Explaining Bursts of Attention on Social Media

Network theorists pinpoint the factors that help drive spiky Twitter activity during major events like the discovery of gravitational waves. Read More »

Geophysics

Focus: Seismic Waves Feel the Moon’s Tug

Seismic measurements reveal the influences of lunar gravitational forces and solar heat on the properties of rocks. Read More »

Plasma Physics

Synopsis: Igniting Fusion in the Lab

Researchers spot the signatures of nuclear fusion in a table-top-sized setup commonly used to study the plasmas found in stars and other astrophysical objects. Read More »

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