How to kill a star? Astronomers see a ‘demolition derby’ scenario ( www.rappler.com )

An artist's impression shows an immensely energetic explosion called a gamma ray burst. Astronomers studying a powerful gamma-ray burst (GRB) with the International Gemini Observatory, operated by NSF's NOIRLab, may have observed the collision of stars or stellar remnants in the jam-packed environment surrounding a supermassive...