What's up in

particle physics

Photo of inside the MiniBooNE tank
Abstractions blog

Evidence Found for a New Fundamental Particle

June 1, 2018

An experiment at the Fermi National Accelerator Laboratory near Chicago has detected far more electron neutrinos than predicted — a possible harbinger of a revolutionary new elementary particle called the sterile neutrino, though many physicists remain skeptical.

Electron-neutrino candidate in Super Kamiokande
Abstractions blog

Neutrinos Suggest Solution to Mystery of Universe’s Existence

December 12, 2017

Updated results from a Japanese neutrino experiment continue to reveal an inconsistency in the way that matter and antimatter behave.

Particle trails
particle physics

How the Hidden Higgs Could Reveal Our Universe’s Dark Sector

September 26, 2017

The universe has not cooperated with physicists’ hopes. In desperation, many are looking for new ways to search for surprises at the Large Hadron Collider.

Janet Conrad
Thinking Places

Janet Conrad, Seeker of Neutrinos and Other Curiosities

August 21, 2017

The physicist and curios collector hopes to reveal the hidden structure lurking in the subatomic world.

Helen Quinn and Roberto Peccei at Stanford University
Thinking Places

Roberto Peccei and Helen Quinn, Driving Around Stanford in a Clunky Jeep

June 15, 2017

The two physicists who introduced Peccei-Quinn symmetry came up with their idea on and around Stanford University’s campus 40 years ago.

Dark matter superfluid
dark matter

Dark Matter Recipe Calls for One Part Superfluid

June 13, 2017

A different kind of dark matter could help to resolve an old celestial conundrum.

particle physics

Grand Unification Dream Kept at Bay

December 15, 2016

Physicists have failed to find disintegrating protons, throwing into limbo the beloved theory that the forces of nature were unified at the beginning of time.

Janet Conrad by Kayana Szymczak
Q&A

On a Hunt for a Ghost of a Particle

December 8, 2016

Janet Conrad has a plan to catch the sterile neutrino — an elusive particle, possibly glimpsed by a number of experiments, that would upend what we know about the subatomic world.

mathematical physics

Strange Numbers Found in Particle Collisions

November 15, 2016

An unexpected connection has emerged between the results of physics experiments and an important, seemingly unrelated set of numbers in pure mathematics.