Predicting the properties of subatomic particles before their experimental discovery has been a big challenge for physicists. Predicting the properties of subatomic particles before their experimental ...

The particles that are in an atom: protons, neutrons and electrons The particles that are in protons and neutrons: quarks The four fundamental forces: gravity, electromagnetism, the strong force and ...

Scientists working at CERN's Large Hadron Collider Beauty (LHCb) experiment announced that they have finally figured out the structure of an exotic particle known as the pentaquark, meaning a group of ...

The Chinese city of Xi’an has a deep, rich history. Remains from Lantian Man, belonging to the species Homo erectus, were discovered in the 20th century and dates to about 710,000 years ago, which is ...