Studies in the 1980s suggest that between 2.5 and 3 percent of all people in the United States are considered mentally retarded. According to the 1990 census, 6.3 and 7.5 million people in the United States have mental retardation. The condition, which is more common in boys than girls, begins at birth or in childhood.
This article is about the Avatar film. You may be looking for the species, or the program. Avatar is a science fiction film written and directed by James Cameron, starring Sam Worthington, ZoÃ« SaldaÃ±a, Stephen Lang, Michelle Rodriguez, and Sigourney Weaver. It was made by Lightstorm Entertainment and released by 20th Century Fox on December 18, 2009.
James Cameron Explains Why 'Avatar' Aliens Are Blue. 'Green had been taken by all those Martian movies with the little green men,' the director jokes. Moviegoers got a sneak peek at one of the year's most anticipated films on Thursday, straight from legendary director Jim Cameron himself.