What is an atom? 4:44 - Louis de Broglie's wave concept 6:28 - Explanation of electromagnetic force 8:35 - Explanation of strong force and color charges 12:33 - Explanation of weak force 14:58 - Why ...

This image depicts the radium atom’s pear-shaped nucleus of protons and neutrons in the center, surrounded by a cloud of electrons (yellow), and an electron (yellow ball with arrow) that has a ...

Scientists have developed a new method that can help them probe inside atom’s nucleus. Developed by researchers at MIT, the method uses the atom’s own electrons as “messengers” within a molecule to ...