Alex Cohen

The discovery that human body cells can be used as stem cells is creating buzz in the scientific community. Experts say the development will likely transform research; in the political world, some say it will end the debate over the need to use human embryos.

The origins of Las Vegas' famous roadside beacons can be traced back to architect Wayne McAllister. He was also responsible for many of southern California's most legendary drinking and dining establishments. A new book celebrates his work.

British police arrested two more suspects in their investigation of attempted terrorist attacks last week. A total of seven people have now been detained in what a senior police official called "a fast-moving investigation."

The Palestinian militant group Hamas controls most of the Gaza Strip and is declaring victory after five days of intense fighting with members of the rival Fatah movement.

President Bush's speech to the Coast Guard Academy on Wednesday addresses intelligence documents on al-Qaida. The White House says the documents show that Osama Bin Laden sought a greater al-Qaida presence in Iraq.

An explosion tore through the cafeteria of the Iraqi parliament building Thursday, apparently from a suicide bombing. The Baghdad Convention Center is within the heavily fortified Green Zone. At least eight people, including lawmakers, were killed.

Hundreds of women are taking part in a revival of one of America's most violent sports: roller derby. Alex Cohen of NPR station KQED, and a member of the L.A. Derby Dolls league, reports.