Formed from a cluster of protons and neutrons at the center of an atom, a nucleus is 10,000 times smaller than the atom as a whole, "like a fly in a cathedral," said David Jenkins, a nuclear ...

The charge radius is a statistical measure of how far the electric charge of a particle extends into space. Both groups were ...

A Yukawa particle is the hypothesized mediator of a possible force within the cores of atoms. If it exists, it would have a ...

As the number of particles in a physical system increases, its properties can change and different phase transitions (i.e., ...

Since the tail end of World War II, humanity has struggled to deal with its newfound ability to harness the tremendous energy in the nucleus of the atom. Of course there have been some positive ...

A force that couples electrons and neutrons could be an addition to the Standard Model, and a new study places an upper limit ...

If an atom were the size of a football field with the nucleus ... An even-numbered nucleus has, say, three excited states, but an odd-numbered nucleus has 50 or 100. We have to find, identify and ...

Scientists have taken a major step toward the ambitious global goal of “redefining the second” by the end of this decade. A ...

An international team of researchers including Kavli IPMU has for the first time observed a new class of exotic atomic ...

A chemist spent 26 years in US science institutions. Back home, he’s building a new generation of materials – and scientists.