The huge IMAX screen is such a special effect in itself that 3-D seems needless, especially in documentaries that can use it only so much. But the in-your-face impact does add another dimension, which ...

You can just sink into “Deep Sea 3-D,” a lovely, lush experience that, believe it or not, blends the grandeur of the deep with the violence of nature and the sad state in which humans have left the ...