The weak nuclear force doesn't play by the normal rules — and, in fact, it breaks one of the biggest rules of all.

The Chinese particle physicist Chen-Ning Yang died on 18 October at the age of 103. Yang shared half of the 1957 Nobel Prize ...

He and a colleague created a sensation in 1956 by proposing that one of the four forces of nature might violate a law of ...

Neutrinos are fundamental particles characterized by no electric charge and very small masses, which are known to interact with other matter via the weak force or gravity. While these particles have ...