The Big Bang should have created equal amounts of matter and antimatter. So why is there far more matter than antimatter in the universe? At CERN, physicists make antimatter to study in experiments. …

The matter-antimatter asymmetry problem The Big Bang should have created equal amounts of matter and antimatter. So why is there far more matter than antimatter in the universe? The Big Bang …

And because antimatter annihilates in a flash of energy when it interacts with regular matter, storing it presents a challenge. Creating Antihydrogen The antimatter counterpart to the simplest atom, …

physics antimatter L’antimatière L’antimatière Paul Dirac, qui a prédit l'existence des antiparticules (Image : Fondation Nobel) En 1928, le physicien britannique Paul Dirac formulait une équation …

Nov 13, 2019 · Dark matter and the imbalance between matter and antimatter are two of the biggest mysteries of the universe. Astronomical observations tell us that dark matter makes up most of the …

The Antiproton Decelerator (AD) is a unique machine that produces low-energy antiprotons for studies of antimatter, and “creates” antiatoms. A proton beam coming from the PS (Proton Synchrotron) is fired …

Sep 27, 2023 · CERN’s Antimatter Factory is a unique facility in the world for producing and studying antimatter. Two other experiments at this facility, AEgIS and GBAR, share with ALPHA the goal of …

Mar 21, 2025 · Update 16 July 2025 The paper ‘Observation of charge-parity symmetry breaking in baryon decays’ originally released on 21 March 2025 has been published today in the journal Nature. …

Nov 18, 2025 · In a paper published today in Nature Communications, researchers at the ALPHA experiment at CERN’s Antimatter Factory report a new technique that allows them to produce over …

May 13, 2013 · What happened to antimatter? Where is the missing antimatter? CERN scientist Rolf Landua teams up with TED-Ed animators to explain the disparity that allows us to exist