Welcome to another edition of Spinfoil Sunday Monday, when we put on our protective hats and stare unblinking into the abyss. This week, we’ll be discussing the Nemesis Star and cyclical extinctions. Last time we took a look at the wild theory that SIVA has something – somehow – to do with the worms. [divider] The Nemesis Star theory states that the cause of cyclical extinctions on Earth is an as-yet-undiscovered dwarf star whose gravity sends other celestial bodies hurtling our way every 27 million years. As space.com puts it, Scientists speculated that Nemesis may affect the Oort cloud, which