Observations by the Gemini Observatory reveal that the cannibalistic galaxy at the centre of a nearby cluster might be the most massive galaxy in our local universe.
India sent a team of students to the International Sustainable World (Energy, Engineering and Environment) Project Olympiad for the first time this year. Achintya Rao spoke to Dr Arnab Bhattacharya, co-chair of the IRIS Scientific Review Committee that selects and guides the students, to ask him about the experience.