Mysterious black hole jets may be the source of powerful cosmic rays

Observations of the microquasar SS 433 provide clues to how these small black holes accelerate electrons to produce high-energy jets

​Observations of the microquasar SS 433 provide clues to how these small black holes accelerate electrons to produce high-energy jets Observations of the microquasar SS 433 provide clues to how these small black holes accelerate electrons to produce high-energy jets