In an article published today in the journal Science, the Pierre Auger Collaboration has definitively answered the question of whether cosmic particles from outside the Milky Way Galaxy. The article, ...

Cosmic rain: Simulation of a particle shower created by a 1 TeV proton hitting the atmosphere 20 km above the Earth. (Courtesy: Dinoj/CC BY 2.5) The random arrival times of cosmic-ray muons at the ...

The anticipated arrival of the Washington-bred Cosmic Crisp apple is almost here. Cosmic Crisp apples will start shipping to retailers next week on Sunday, Dec. 1. A spokesperson for Cosmic Crisp says ...

In a paper to be published in Science on 22 September, the Pierre Auger Collaboration reports observational evidence demonstrating that cosmic rays with energies a million times greater than that of ...

Proof that ultra-high-energy cosmic rays come from outside the Milky Way has been published by astrophysicists working on the Pierre Auger Observatory in Argentina. Their measurement has a statistical ...