Satellite observations and submarine surveys over the past few years had shown less ice in the polar region, but the recent measurements show the loss is more pronounced than previously thought.
The iMac packaging was designed to make it obvious how to get the machine on the Internet, and include a polystyrene insert specially designed to double as a prop for the slim instruction manual.
In the fourteenth and fifteenth centuries, many Western Pueblo settlements in what is now the southwestern United States may have possessed distinctly hierarchical organizational structures.
Raul Castro and his Allies have clearly won it, against the more doctrinaire officials promoted by Fidel Castro after he abandoned the limited opening of the 1990s.
In Times Square the police presence was especially evident, perhaps mindful of the car bomb of inflammable fuel and fireworks that came close to exploding there on a busy Saturday night in May 2010.