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 ...

Columnist Natalie Wolchover checks in with particle physicists more than a decade after the field entered a profound crisis.

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

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 ...

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 ...

Every few years, scientists take a step back to take a broader look at their field and determine what questions are most pressing—and what tools they will need to answer those questions. This year the ...

An experiment deep underground hopes to explain the gallium anomaly. The gallium anomaly dates back 20 years to a confusing experimental finding. The answer could represent a fundamental shift, or it ...

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 ...

The future belongs to those who prepare for it, as scientists who petition federal agencies like NASA and the Department of Energy for research funds know all too well. The price of big-ticket ...

No one has ever probed a particle more stringently than this. In a new experiment, scientists measured a magnetic property of the electron more carefully than ever before, making the most precise ...