Experiment clarifies cosmic origin of rare proton-rich isotope selenium-74

Researchers have reported new experimental results addressing the origin of rare proton-rich isotopes heavier than iron, ...
Gizmodo

Physicists Just Learned Something Major About the Proton

Physics at the smallest scales is a challenge of observation: Particles are often fleeting, and the forces that govern their behavior are nearly imperceptible. But now, by exploiting decades-old data ...
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Is the Decade-Long Physics Debate Over the Proton's Size Coming to an End?

The latest experiment to determine the size of a proton has found its radius to be 0.831 femtometers (one femtometer is one-quadrillionth of a meter). This result is drawing significant attention from ...