The death of massive stars : supernovae and gamma-ray bursts : proceedings of the 279th Symposium of the International Astronomical Union held in Nikko, Japan, March 12-16, 2012

Preface Part I. Invited and Contributed Talks: 1. Massive stars and supernovae2. Multiwavelength emission of GRBs and supernovae3. Progenitors of supernovaeand GRBs 4. Mass loss, stellar core collapse and gravitational signatures 5. Environments and host galaxies of GRBs and supernovae6. Massive star formation and cosmological implications 7. Supernovaearly emission, anisotropies and pair-instability 8. GRB demographics and jet physics Part II. Posters Part III. Abstracts Author index Object index Subject index.