In the 1970s, physicists uncovered a problem with the Standard Model of particle physics--the theory that describes three of the four fundamental forces of nature (electromagnetic, weak, and strong ...

'Strong CP Problem' Is Most Underrated Puzzle in Physics | RealClearScience If you ask a physicist what the biggest unsolved problem facing the field today is, you're likely to get a variety of ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

One of the most high-profile mysteries in physics today is what scientists refer to as the “Strong CP Problem.” Stemming from the puzzling phenomenon that neutrons do not interact with electric fields ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

A new paper published in Physical Review Letters explains the theoretical model. Scientists from CERN have proposed a theory that explains the small mass of the Higgs boson and solves a problem with ...