Recent Articles

Physical Chemistry

Viewpoint: Improving Electronic Structure Calculations

A new approach to calculating the properties of molecules and solids may offer higher accuracy at reasonable computational cost, accelerating the discovery of useful materials. Read More »

Atomic and Molecular Physics

Focus: Strong Light Reflection from Few Atoms

Up to 75% of light reflects from just 2000 atoms aligned along an optical fiber, an arrangement that could be useful in photonic circuits. Read More »

Biological Physics

Synopsis: Evolving Efficient Networks

A new model shows that tissue growth is crucial for explaining the formation of hierarchical and optimized vascular networks, such as those seen in plants and animals. Read More »

Cosmology

Synopsis: Anisotropy Limits for the Universe

A new study of the cosmic microwave background places the strictest limits to date on a rotating Universe and other forms of cosmic anisotropy. Read More »

Optics

Synopsis: Controlling a Laser’s Phase

A compact scheme can directly modulate the phase of a laser without a bulky external modulator. Read More »

Nuclear Physics

Viewpoint: Uncovering a Quantum Phase Transition in Nuclei

Simulations predict that the ground states of certain light nuclei lie near a quantum phase transition between a liquid-like phase and a phase involving clusters of alpha particles. Read More »

Optics

Focus: Chip Changes Photon Color While Preserving Quantumness

A new device that can potentially be scaled up for quantum computing converts visible light to infrared light suitable for fiber-optic transmission without destroying the light’s quantum state. Read More »

Quantum Physics

Synopsis: Twisting in Thin Air

Researchers characterize the rotational jiggling of an optically levitated nanoparticle, showing how this motion could be cooled to its quantum ground state. Read More »

Particles and Fields

Synopsis: Spotting Dark Matter with Supermaterials

Superconducting aluminum or superfluid helium could be used to detect superlight dark matter particles. Read More »

More Articles