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A strontium lattice optical atomic clock

Ultraprecise atomic optical clocks may redefine the length of a second

By Tia Ghose published

The length of a second hasn't been updated in 70 years, but ultraprecise atomic optical clocks are on track to change that.

Particle Physics
Here, the Large Hadron Collider is shown on April 22, 2022, the day the atom smasher restarted again for Run 3 after a three-year nap.

What is the Large Hadron Collider?

By Adam Mann published

The Large Hadron Collider is the world's most powerful particle accelerator. Here's a look at the atom smasher and all its amazing discoveries.

Particle Physics
The Large Hadron Collider at CERN.

Large Hadron Collider is waking up after a 3-year nap, and it could help explain why the universe exists.

By Mara Johnson-Groh published

After a three-year nap, the world's largest atom smasher is waking up and getting ready to smash atoms harder than ever.

Particle Physics
Gamma-ray bursts observed by the Large Area Telescope (LAT) on NASA’s Fermi satellite during its first decade. Credit to NASA/DOE/Fermi LAT Collaboration

What is electromagnetic radiation?

By Jim Lucas published

Reference Electromagnetic radiation is a form of energy that includes radio waves, microwaves, X-rays and gamma rays, as well as visible light.

Reference
A man rides his bike along the particle accelerator at CERN

CERN halts future collaboration with Russia

By Ben Turner published

The collaboration between American, Russian and European scientists that survived the Cold War has been put on hold.

Particle Physics
Conceptual illustration of the Higgs particle being produced by colliding two protons_Mark Garlick/Science Photo Library via Getty Images

What is the Higgs boson?

By Andrew May published

Reference A look at the "God particle" — its theoretical origins, its discovery in 2012, and its continuing significance.

Reference
The particle was produced inside the Large Hadron Collider at CERN.

'X particle' from the dawn of time detected inside the Large Hadron Collider

By Ben Turner published

The particle was found by smashing billions of lead atoms into each other at extreme speeds.

Particle Physics
The FASERu experiment at CERN's Large Hadron Collider.

'Ghost particles' detected inside the Large Hadron Collider for the first time

By Ben Turner published

The breakthrough will allow scientists to research long sought-after high energy neutrinos.

Particle Physics
The scanning tunnelling image of the graphene sheet shows the honeycomb imprint of the 'electron ice' underneath it.

Scientists capture image of bizarre 'electron ice' for the first time

By Ben Turner published

Wigner crystals have been theorized for more than 80 years, but this is the first time the elusive crystals have been captured in an image.

Particle Physics
An artist's depiction of a swirling vortex beam.

1st 'atom tornado' created from swirling vortex of helium atoms

By Ben Turner published

Physicists have created the first-ever atomic vortex beam — a swirling tornado of atoms and molecules with mysterious properties that have yet to be understood.

Particle Physics
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