There is a strange and mysterious world that surrounds us, a world largely hidden from our senses. The quest to explain the true nature of reality is one of the great scientific detective stories. Clues have been pieced together from deep within the atom, from the event horizon of black holes, and from the far reaches of the cosmos. It may be that that we are part of a cosmic hologram, projected from the edge of the universe. Or that we exist in an infinity of parallel worlds. Your reality may never look quite the same again.
Long before he even met Shrek, the notorious fighter, lover and outlaw Puss in Boots becomes a hero when he sets off on an adventure with the tough and street smart Kitty Softpaws and the mastermind Humpty Dumpty to save his town.
When Sid accidentally destroys Manny's heirloom Christmas rock and ends up on Santa's naughty list, he leads a hilarious quest to the North Pole to make things right and ends up making things much worse.
In the 4th installment of the Mission Impossible series, Ethan Hunt (Cruise) and his team are racing against time to track down a dangerous terrorist named Hendricks (Nyqvist), who has gained access to Russian nuclear launch codes and is planning a strike on the United States.
Have you watched BBC Horizon: What Is Reality yet? What did you think about it?