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The "Axis of Evil" in the Cosmic Microwave Background

There's a strange, unexplained feature of the Cosmic Microwave Background which seems to be aligned with the Solar System, and we don't why. Is it real or just a coincidence? And if it is real, does that mean we're missing something from our best cosmological model of the Universe? #

00:00 - Introduction

02:49 - What is the cosmic microwave background?

05:13 - What are "multipoles" in the CMB?

07:34 - What is the "axis of evil"?

08:42 - Possible explanations - it's not real

11:00 - Possible explanations - it is real

13:38 - Bloopers

Dr Becky Smethurst
dr-becky