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 ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

An obscure theory of elementary particles proved to be key to China’s re-emergence as a scientific nation after the Cultural ...

Physics has demonstrated that the everyday phenomena we experience are governed by universal principles applying at time and distance scales far beyond normal human experience. Physics has ...

Luther College Physics Professor Todd Pedlar has received his seventh consecutive National Science Foundation (NSF) research grant. Since 2006, NSF grants have allowed Pedlar and Luther students to ...

This news release is available in German. A team of physicists has succeeded in performing an extraordinary experiment: They demonstrated how magnetism that generally manifests itself by a force ...

IN this, the fourth edition of the book, very few changes have been made but some additional matter has been introduced, notably in the sections on X-rays and radioactivity. Both of these, although ...

A BOOK from Australia is to be welcomed, as it is likely to put forward fresh points of view which give hints to teachers of elementary physics in Great Britain. This book is quite elementary in ...

A committee-supported project or activity that has been completed and for which output dissemination has begun. Its committee has been disbanded and closeout procedures are underway. Elementary ...