Two independent lines of evidence from the world’s most powerful particle experiments are converging on the same ...

Why did this particle mysteriously disintegrate?

The CDF Collaboration at Fermilab has confirmed that a subatomic particle called the Bs meson flips between matter and ...

Physicists in Germany have carried out the most accurate measurement to date of the width of the proton. By examining a previously unexplored energy-level transition in the hydrogen atom, Lothar ...

Tour de force Illustration of the atomic arrangement within a single lanthanide-doped nanocrystal used by Schuck’s team. Each lanthanide ion can emit light. (Courtesy: Andrew Mueller/Columbia ...

Two physicists in the US have come up with a way to use a “bubble” of ultracold atoms to measure extremely small forces. The scheme, which has yet to be tested experimentally, involves monitoring the ...

Researchers at the Department of Energy's Oak Ridge National Laboratory are helping to pave a path for the eventual discovery of dark matter. With new approaches to measurement in the quantum realm, ...