Asteroids can be big grumpy things that decide that they are going to make life on Earth, just like the dinosaurs, extinct. They are flying around all over the place entering our solar system on their trajectories, and either crashing or being caught by another object in our system, or just peacefully cruising straight through [...]

Quantum theory is bizarre and daft and if somebody told me about this in the pub then I would laugh them outside,  and then drown myself in beer.  In order to try and understand, we need to forget everything we know about what causes things to happen and what effects are caused. You also need to [...]