Gravity (PG-13)

Gravity is a celebration of the primal pleasure of movies: It shows you things you’ve never seen before, transports you out of the theater and out of your head, tricks you into believing what’s happening on the screen is happening to you. The film, which took director Alfonso Cuarón five years to make, is as big of a technological breakthrough as Avatar. But Gravity is closer in spirit to Titanic, a giant-sized spectacle that came to hinge on two people floating on a piece of wood, clinging...