Mysterious enriched uranium particle detected in skies over Alaska – RT

“During 20 years of aircraft sampling of millions of particles in the global atmosphere, we have rarely encountered a particle with a similarly high content of 238U [uranium-238] and never a particle with enriched 235U [uranium-235],” an abstract from the article says, with the full study to be published in April.

via Mysterious enriched uranium particle detected in skies over Alaska — RT US News