Recent Articles

Special Feature

Quantum Milestones, 1916: Millikan’s Measurement of Planck’s Constant

The experiment provided further proof of the reality of photons, yet Millikan didn’t accept their existence until later in his career. Read More »

synopsis

Biological Magnetic Sensing Comes Close to Quantum Limit

Researchers find that two types of biological magnetic sensor can sense fields close to the quantum limit, a finding that could guide the design of lab-made devices. Read More »

Research News

Strange Swapping Behavior Defines New Particle Candidate

Researchers predict the existence of a class of particles that behave differently from those already known. Read More »

synopsis

Building a Scalable Ion Clock with a Coulomb Crystal

Researchers have built an optical clock using an array of trapped ions—an architecture that can be scaled up to boost the clock’s precision. Read More »

Focus

Orderly State of Electrons Melts on Camera

A cryogenic microscope reveals the atomic-scale processes that disrupt the charge-ordered state in a material as the temperature rises. Read More »

synopsis

Brain Response Relies on Avalanches

A new model reveals that bursts of neural activity known as critical avalanches underlie the brain’s ability to respond consistently to stimuli. Read More »

synopsis

Charting Flatland Materials

Researchers have measured graphene’s plasmon spectrum using a novel electron-based spectroscopy technique. Read More »

Research News

Short-Lived Superheavy Nucleus Uncovered

The discovery of an isotope, rutherfordium-252, whose ground state forestalls fission for just 60 nanoseconds, could help theorists understand the cosmic synthesis of superheavy elements. Read More »

Viewpoint

Spike Mechanism of Biological Neurons May Boost Artificial Neural Networks

By incorporating electrical pulses with shapes similar to those of the spikes from biological neurons, researchers improved the ability to train energy-efficient types of neural networks. Read More »

More Articles