Q-balls zoom through the Universe, according to CERN physicist Brian Cox, vaporizing stars and flouting the laws of physics. Each one is like a new universe in a nutshell. Inside a Q-ball, the familiar forces that hold our world together don't exist, which means that a single Q-ball can eat the heart out of a super-dense star,causing it to self-destruct in an almighty cosmic explosion. This was the scientific premise of the scifi thriller, Sunshine, directed by Danny Boyle (Trainspotting, The Beach). That's the fiction. The fact is that a Q-ball would travel through a light star like the sun...