Underneath Geneva in Switzerland, is the Large Hadron Collider - the biggest science experiment in the world, based at CERN. It basically smashes protons together at super fast speeds to see what happens - and it could help us answer some important questions about how life began! Physicist Victoria Martin explains more about the Collider and what it's got to do with dark matter, making black holes and parallel universes.

We also discover the everyday inventions that wouldn’t exist if it wasn’t for space travel, learn about how chip fat could be used to power your car in the future and find out about deadly Australian jellyfish!