## Recent Articles

Research News

### The Key Device Needed for a Quantum Internet

As researchers worldwide work toward a potential quantum internet, a major roadblock remains: How to build a device called a quantum repeater. Read More »

News Feature

### Black Hole Imaging Tests Einstein’s Limits

Sharper images and movies of black holes will allow researchers to probe important physics theories and concepts, including general relativity, in new ways. Read More »

Q&A

### When Politics and Particles Collide

For particle physicist Yangyang Cheng, politics and science are clearly intertwined; it’s political ideals that make open scientific collaboration possible. Read More »

Focus

### Possible Flare from Black Hole Merger

Astronomers have detected a brightening of a distant quasar that coincided with a potential gravitational-wave signature of a pair of merging black holes. Read More »

Synopsis

### Longer Lived Molecules

Researchers merge two atoms into a molecule that has a precise, reversible quantum state and that lives long enough to measure.  Read More »

Synopsis

### A Quantum Signature for the Cosmos

Certain galaxy patterns might encode whether the Universe’s primordial density fluctuations were quantum or classical in nature. Read More »

Synopsis

### Cooling a Spin Relaxation Hot Spot

The rate at which electron spins relax in silicon quantum dots is controlled by the strength and direction of external magnetic fields. Read More »

Synopsis

### Active Matter that Mimics Turbulence in Space and Time

Despite being driven by a different process, a system of self-propelling particles can evolve over time in a similar way to a turbulent fluid. Read More »

Focus

### The Period of the Universe’s Clock

Theorists have determined $1{0}^{-33}$ seconds as the upper limit for the period of a universal oscillator, which could help in constructing a quantum theory of gravity. Read More »