The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and one electron in the region outside the nucleus. The electron and proton are attracted to each other.

In the world of nuclear physics, protons often take the spotlight. But now, for the first time, the neutron has stepped into ...

In the world of nuclear physics, protons often take the spotlight. But now, for the first time, the neutron has stepped ... nucleon by shooting a high-energy electron at it and watching how ...