A majority of Republicans now say there is no solid evidence the earth is warming; three years ago, 62% saw solid evidence.

Americans are divided on the question of whether scientists agree that the earth is warming because of human activity.

The public is divided over whether Barack Obama should seek a second term in 2012.

In a poll taken before the election, a third of the country said it would make no difference which party won control of Congress.

More than four-in-ten Catholics do not know that their church teaches that the bread and wine used in Communion do not merely symbolize, but actually become, the body and blood of Christ.

Far more Republicans than Democrats say they are more enthusiastic than usual about voting in this year’s congressional election.

Among all registered voters, preferences are about evenly divided — 44% Democratic, 43% Republican. But among likely voters, Republicans lead by 6 points (48% to 42%) — one of the largest gaps in preferences between all voters and likely voters ever recorded in Pew Research Center surveys.