Do your dreams ever look this trippy?Brain imaging techniques have shown that our minds work differe

Do your dreams ever look this trippy?

Brain imaging techniques have shown that our minds work differently when we’re asleep compared to when we’re awake. This got us thinking about one of life’s great questions: what is consciousness?

Can it be measured? Replicated? Created? Marcus du Sautoy puzzles over how we might measure consciousness using mathematical formulae, and looks to philosophy for a deeper understanding

Watch our new animation created by Diana Gradinaru: