What is our universe? Where did it come from? Associate Professor Sarah Brough studies rare mega-galaxies - thousands of times the size of the Milky Way - which she likens to interviewing elders about our past community.
A study of the internal sound waves created by starquakes, which make stars ring like a bell, has provided unprecedented insights into conditions in the turbulent gas clouds where stars were born 8 billion years ago.
After nine and a half years in flight, the New Horizons spacecraft will sweep past the dwarf planet Pluto on Tuesday night, bringing its journey to a thrilling climax, write Jonathan P. Marshall and Jonti Horner.