A rogue star gave our solar system a drive by 70,000 years ago which puts pave to the Nemesis theory. We also find out about super sized saturn type rings.
How do you become the number 1 bat in the batcave? With tricky jams of course! We also find the scientific proof for the eloquent poetry of Carl Sagan.
We celebrate the second birthday of Lagrange Point! We look back at some of our stories we've covered in the past, and how the research has grown, adapted and changed over time. This includes gold that live on bacteria, and worms that break down pollution.
Why are prions the hipster protein virus? Can we really put an egg back together again, and why would you want to? Plus we meet our latest batch of presenters.