Pew Research Center Staff

While teenagers lagged well behind adults in cell phone ownership in 2004, today nearly as many teens (71%) as adults (77%) own a cell phone.

More Pakistanis say India is a threat to their country than say so about the Taliban or al Qaeda.

Over the past year, there has been a 37-point increase in the number of Pakistanis who hold unfavorable opinions of the Taliban and a similarly large increase in negative views of al Qaeda.

The favorability rating of state governments has fallen to 50%, down from 59% last year.

The partisan split in favorability ratings of the federal government changed dramatically with the change in presidential administrations.

Adults ages 65 and older who live in the West are the most likely to say they don’t feel old.

Only a quarter of Americans say it is necessary to give up some civil liberties to curb terrorism, down from 55% shortly after the attacks of 9/11.

Secretary of State Hillary Clinton begins a trip to Africa today in Kenya, a country where fully 90% have a favorable opinion of the U.S.

Majorities express a favorable view of the U.S. in 16 of 24 countries.

Majorities or pluralities in 13 of 25 countries surveyed believe that China will -- or already has -- replaced the U.S. as the world's leading superpower.