Forcing a small piece of antimatter into a controlled quantum state may be essential to proving the Standard Model of ...

After trapping a positron for the first time, physicists plan to use the resulting data to look for answers to one of ...

For the first time, Northwestern University physicists have coaxed a single positron—the antimatter counterpart of an ...

Northwestern physicists created a one-positron quantum cyclotron, resolving individual changes in the antimatter particle’s ...

Physicists trap and cool down positron for months to measure its 'magnetic moment' with extraordinary precision.

An abstract illustration evoking a charged particle confined by electromagnetic fields. (dani3315/iStock/Getty Images Plus) ...

You can’t hold antimatter in your hand or even in a regular laboratory apparatus. As soon as antimatter meets matter, the two ...

Physicists at Northwestern University have held a single positron -- the antimatter twin of the electron -- in a trap for ...

Ultra-cold Penning trap experiment paves way for precision electron–positron magnetic moment comparison and probes cosmic ...

Introduction: What is antimatter?Antimatter has appeared here and there, such as in Part 5 where it was mentioned that ...

Northwestern University physicists held one positron, the antimatter twin of the electron, in a cold vacuum trap for months, ...