Science & Technology | Cool Stuff

Physics Breakthrough in 50-Year Search for 'Holy Grail' Particle Tetraquark

A combination of three quarks creates a hadron, which, when stable, we know as a proton or neutron. Now, researchers are about to publish what they say is proof that the tetraquark exists, that it’s stable, and that they can generate it in the Large Ha

Science & Technology | Cool Stuff

Game Of Quarks: A Guide For The Perplexed

Last week, scientists working at the Large Hadron Collider announced the discovery of the "pentaquark" particle, clearing up 50 years of false signals and potential sightings, says Marcelo Gleiser.