Antimatter falls down
Results from the ALPHA experiment confirm that matter and antimatter react to gravity in a similar way.
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Tending to a giant
In a race against the clock, CERN engineers and technicians pulled together to find and fix a leak inside the Large Hadron Collider.
The magnet detectives
During a routine test, two HL-LHC magnets unexpectedly flatlined. Was it just a coincidence, or did they have a common foe?
Whatever happened to the theory of everything?
A theory of everything was all the rage in the 1980s. So where did it go?
LHC experiments see four top quarks
The ATLAS and CMS experiments have observed a process 4,000 times rarer than the production of Higgs bosons.
Wait, didn’t the LHC already “restart?”
Today marks the start of LHC Run 3. So what was #restartingLHC in April all about?
Particle Fever: Where are they now?
The 2013 documentary Particle Fever follows physicists from the start-up of the LHC through the discovery of the Higgs boson. Where are those physicists now?
What’s up with the W boson mass?
The CDF experiment at Fermilab measured the mass of the W boson and came up with an answer that no one expected.
Can a theory ever die?
Neglected theories will wilt and wither but can bloom again with enough attention.