At least four tornadoes spawned by Tropical Depression Hermine touched down in and around Dallas, Texas, sending up debris and swirling around buildings.

Fidel Castro told a visiting American journalist that the "Cuban model" no longer works, an apparent admission of failings in the communist economic model.

Rahm Emanuel, President Obama's chief of staff, is known as a force of nature who efficiently navigates the back halls of Congress to get exactly what he wants.

The smart money in Washington and Chicago, Illinois, says it's all but a certainty that within weeks Rahm Emanuel will throw his hat into the ring to replace retiring Chicago Mayor Richard M. Daley. So the parlor game over who will replace Emanuel as White House chief of staff has already kicked into high gear.

President Obama opened the post-Labor Day stretch of the midterm campaign by blasting the GOP and pushing a new $350 billion plan to lift the sagging economy.

At least 54 homes have been destroyed by a wildfire burning west of Boulder, Colorado, and eight people are unaccounted for, officials say.

An internal investigation puts some responsibility for the Gulf oil disaster on BP but assigns much of the blame to contractors Halliburton and Transocean.

A small asteroid passed within the moon's distance from the Earth on Wednesday morning, and another will do likewise later in the day, space watchers say.

U.S. Secretary of State Hillary Clinton has condemned the planned burning of Qurans on the anniversary of the 2001 attacks on the United States as criticism mounts from Muslims around the world.

Another day, another animated Google logo -- and with it, a big question: What will Google announce Wednesday to improve the way people use its engine to search the Web?