New measurements of a certain type of supernova seems to indicate that our expanding universe isn't accelerating at all, negating any need to invoke a mysterious 'dark energy' to explain supernovae ...

Discovery triples known active black holes in dwarf galaxies, doubles intermediate black hole candidates, and challenges ...

Do you have a deep curiosity about the cosmos? What does it mean for space to expand? What is the universe made out of? How ...

"By putting together the individual results, like in a puzzle, we reconstruct the formation history of these systems." ...