Researchers using the JUQUEEN supercomputer have computed the small mass difference between protons and neutrons. The fact that the neutron is slightly more massive than the proton is the reason why ...

The fact that the neutron is slightly more massive than the proton is the reason why atomic nuclei have exactly those properties that make our world and ultimately our existence possible. Eighty years ...

Physicists working with molybdenum-84, a nucleus containing exactly 42 protons and 42 neutrons, have found that this seemingly balanced atom defies one of nuclear physics’ longest-standing ...

Use a concept map to review atom-related terms. Concept maps are a way to visually show how the parts of a system relate to one another. In a concept map, nouns are used to describe the components of ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. An abstract illustration of ...

An international research collaboration has provided experimental and theoretical evidence for the existence of the magic number of six in carbon isotopes. The researchers experimentally determined ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. There are two areas that I find quite exciting. One is the ...