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  1. Antimatter - CERN

    science physics antimatter Antimatter Antimatter Paul Dirac (Image: Wikimedia) In 1928, British physicist Paul Dirac wrote down an equation that combined quantum theory and special relativity to describe …

  2. Breakthrough in antimatter production - CERN

    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 …

  3. A quantum leap for antimatter measurements - CERN

    Jul 23, 2025 · In a breakthrough for antimatter research, the BASE collaboration at CERN has kept an antiproton – the antimatter counterpart of a proton – oscillating smoothly between two different …

  4. Storing antihydrogen - CERN

    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, …

  5. antimatter - CERN

    Jul 23, 2025 · antimatter Several experiments at CERN study the properties of antimatter – material composed of antiparticles which have the same mass as matter particles but opposite charge.

  6. The matter-antimatter asymmetry problem - CERN

    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 …

  7. BASE breaks new ground in matter–antimatter comparisons

    Jan 5, 2022 · In a paper published today in the journal Nature, the BASE collaboration at CERN reports the most precise comparison yet between protons and antiprotons, the antimatter counterparts of …

  8. ALPHA experiment at CERN observes the influence of gravity on …

    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 …

  9. Probing dark matter using antimatter - CERN

    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 …

  10. A new piece in the matter–antimatter puzzle - CERN

    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. …