Antimatter hydrogen has the same quantum quirk as normal hydrogen
Physicists detected a subtle effect in antihydrogen known as the Lamb shift
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News Story
‘Chameleon’ forces remain elusive in a new dark energy experiment
Aug 2022
A hypothetical fifth force that morphs based on its environs didn’t turn up
‘Chameleon’ forces remain elusive in a new dark energy experiment
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Colliding photons were spotted making matter. But are the photons ‘real’?
Aug 2021
In a demonstration of Einstein’s E=mc2, collisions of light yielded electrons and positrons
Colliding photons were spotted making matter. But are the photons ‘real’?
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Diamond detectors could aid the search for dark matter
Jun 2019
The particles could be spotted when they slam into electrons or atomic nuclei in the crystals
Diamond detectors could aid the search for dark matter
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In a first, neutrinos were caught interacting at the Large Hadron Collider
May 2021
A proof-of-concept experiment paves the way for a larger detector in 2022
In a first, neutrinos were caught interacting at the Large Hadron Collider
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A measurement of positronium’s energy levels confounds scientists
Aug 2020
The departure from theoretical calculations eludes explanation
A measurement of positronium’s energy levels confounds scientists
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Newly made laser-cooled antimatter could test foundations of modern physics
Apr 2021
Superchilled antiatoms offer a new way to test symmetry and Einstein's theory of gravity
Newly made laser-cooled antimatter could test foundations of modern physics
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Photons reveal a weird effect called the quantum pigeonhole paradox
Feb 2019
Three quantum ‘birds’ can fit in two ‘pigeonholes’ without any two being in the same hole
Photons reveal a weird effect called the quantum pigeonhole paradox
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Physicists have coaxed ultracold atoms into an elusive form of quantum matter
Dec 2021
A new experiment produces a material with properties of a ‘quantum spin liquid’
Physicists have coaxed ultracold atoms into an elusive form of quantum matter
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Physicists have narrowed the mass range for hypothetical dark matter axions
Mar 2020
If they exist, the subatomic particles could be the source of the universe’s elusive mass
Physicists have narrowed the mass range for hypothetical dark matter axions