Read article 'Antihydrogen toes the line'
Antihydrogen toes the line
ALPHA has measured the ground-state hyperfine splitting of antihydrogen a hundred times more precisely than before, sharpening its test of CPT symmetry.
Read article 'Antihydrogen toes the line'
Read article 'Antimatter hits the road'
Antimatter hits the road
On 24 March 2026, the BASE collaboration sent 92 antiprotons on a test loop around CERN’s Meyrin site, achieving the first controlled and reversible transport of antimatter.
Read article 'Trial trap on a truck'
Trial trap on a truck
CERN'S BASE-STEP experiment has taken the first step in testing the world's most compact antimatter trap.
Read article 'First signs of antihyperhelium-4'
First signs of antihyperhelium-4
Hypernuclei remain a source of fascination due to their rarity in nature and the challenge of creating and studying them in the lab.
Read article 'Antiprotons cooled in record time'
Antiprotons cooled in record time
The BASE experiment has reduced the time to cool antiprotons from 15 hours to eight minutes.
Read article 'The promise of laser-cooled positronium'
The promise of laser-cooled positronium
In demonstrating laser cooling of a purely leptonic matter-antimatter system, the AEgIS collaboration opens new possibilities for antimatter research.
Read article 'ALPHA-g clocks the freefall of antihydrogen'
ALPHA-g clocks the freefall of antihydrogen
The first direct experiment to observe a gravitational effect on the motion of antimatter opens a new avenue of experimental exploration.
Read article 'GBAR joins the anticlub'
GBAR joins the anticlub
The GBAR experiment at CERN has joined the select club of experiments that have succeeded in synthesising antihydrogen atoms.
Read article 'ALICE looks through the Milky Way'
ALICE looks through the Milky Way
New results from the ALICE collaboration that probe the Milky Way's transparency to antimatter serve as an important guide for dark-matter searches.
Read article 'BASE breaks new ground in matter–antimatter tests'
BASE breaks new ground in matter–antimatter tests
The charge-to-mass ratios of protons and antiprotons are identical within an uncertainty of 16 parts per trillion, placing strong constraints on possible violations of CPT symmetry.
