Why is the universe ripping itself apart? A new study of exploding stars shows dark energy may be more complicated than we thought
- Written by: Brad E Tucker, Astrophysicist/Cosmologist, Australian National University
The remains of a Type Ia supernova – a kind of exploding star used to measure distances in the universe.NASA / CXC / U.Texas, CC BYWhat is the universe made of? This question has driven astronomers for hundreds of years.
For the past quarter of a century, scientists have believed “normal” stuff like atoms and molecules that make...





















