Recent Articles
Fewer Lasers Achieve Higher Fidelity Logic Gate
Researchers halve the number of lasers needed to implement a quantum logic gate between two different atomic species, a feat that could help to create a scalable quantum computer. Read More »
Letters to the Editor—August 17, 2020
Physicists returning to the lab after the long shutdown adjust to lone-working protocols and appreciate some gains in productivity. Read More »
Sculpting a Waveguide with Light
A scheme for guiding high-intensity laser light allows a new level of control of the waveguide’s properties, which could boost the performance of laser-based particle accelerators. Read More »
Electron Spins Are Key in Nickelate Superconductors
A newly discovered superconductor has a surprisingly low transition temperature, but its electronic structure points the way to materials that superconduct at higher temperatures. Read More »
Harvesting Energy from Falling Droplets
A clever coupling of triboelectric charging and the hydrophobic effect leads to a remarkably efficient electrical nanogenerator. Read More »
A Fine Positronium Puzzle
A high-precision measurement of positronium’s fine structure delivers a puzzling discrepancy with predictions from quantum electrodynamics. Read More »
Jumpstarting Electron Motion in Molecules
Ultrashort pulses of x rays swap electrons around in molecules of nitric oxide, an important first step to tracking charge motion in molecules. Read More »
Sterile Neutrino Down but Not Completely Out
Neutrino experiments place the most stringent limits to date on a hypothetical fourth neutrino, but the possibility that such a particle exists remains open. Read More »
Machine Learning Makes High-Resolution Imaging Practical
A new acoustic technique involving machine learning could lead to cheaper and faster high-resolution medical imaging. Read More »


