How do atoms form? A physicist explains where the atoms that make up everything around come from

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...
Scientific American

How Many Neutrons and Protons Can Get Along? Maybe 7,000

The finding could be put to use at a new facility opening in 2020 that might create new elements—that is, nuclei with more than 118 protons—in addition to new isotopes of the known elements Scientists ...
BBC

The structure of the nucleus - CCEA

Part of Physics (Single Science) Unit 1: Atomic and nuclear physics Protons and neutrons are the heaviest particles in an atom and as a result they make up most of its mass. The mass of electrons is ...
BBC

Atomic number and mass number

For example, the atomic number of sodium is 11. Every sodium atom has 11 protons and 11 electrons. It has 11 positive charges and 11 negative charges. The mass number of an atom is its total number of ...
理化学研究所

Scientists confirm a new “magic number” for neutrons

An international collaboration led by scientists from the University of Hong Kong, RIKEN (Japan), and CEA (France) have used the RI Beam Factory (RIBF) at the RIKEN Nishina Center for Accelerator-base ...