The news that scientists have successfully cloned a human embryo seems almost certain to rekindle a political fight that has raged, on and off, since the creation of Dolly the sheep. It's a fight that has, over the past decade and a half, produced a lot of heat and light and not a lot of policy.

Scientists have discovered water that was sealed in Canadian bedrock for nearly half of Earth's history. It may contain the descendants of ancient microbes. The discovery could give scientists new insights into early life on Earth and inform the search for life on other planets.

Scientists have discovered water that was sealed in Canadian bedrock for nearly half of Earth's history. It may contain the descendants of ancient microbes. The discovery could give scientists new insights into early life on Earth and inform the search for life on other planets.

U.S. reconstruction teams have spent a decade building roads, bridges and other pieces of infrastructure that are badly needed in Afghanistan. But now the international effort is winding down, and it's not clear how much the Afghans will be able to do on their own.

U.S. reconstruction teams have spent a decade building roads, bridges and other pieces of infrastructure that are badly needed in Afghanistan. But now the international effort is winding down, and it's not clear how much the Afghans will be able to do on their own.

The ceiling of a Cambodian factory that makes Asics sneakers collapsed on workers early Thursday, killing two people and injuring seven. It's the latest accident to spotlight lax safety conditions in the global garment industry.

The House Agriculture Committee on Wednesday approved a sweeping farm bill that would trim the $80 billion-a-year food stamp program. The panel rebuffed Democratic efforts to keep the program whole, as debate on the farm bill turned into a theological discourse on helping the poor.

The suspect in a Mother's Day parade shooting that left 19 people wounded in New Orleans was taken into custody Wednesday night, police said. Akein Scott, 19, was arrested in the Little Woods section of eastern New Orleans, police department spokeswoman Remi Braden said.

Officials say at least six people were killed when a spring tornado outbreak devastated parts of North Texas, destroying or damaging dozens of homes and injuring dozens of people.

The 2012 accounting of the president and first lady's finances shows they had between $1.8 million and $7 million in assets.

A viral video from an American Airlines flight highlights a little-known airline policy: no unauthorized photography.

The Arizona woman was found guilty last week of killing her ex-boyfriend in a fit of rage. In testimony Wednesday, prosecutors had to prove Arias killed him in an especially cruel and heinous manner.

The president says the resignation of Steve Miller is part of a larger effort to make sure that the IRS never again engages in partisan targeting of certain groups.

The mission launched in 2009 to hunt for Earth-like planets circling distant stars may be coming to an end because of a faulty part in the space telescope.

Students deemed "willfully defiant" accounted for nearly half of California's 700,000 suspensions last year. Many educators are cheering the Los Angeles Unified School District's decision to ban such suspensions, arguing the category is too broad and disproportionately targeted black students.

The Associated Press story that prompted a Justice Department subpoena of journalists' phone records blew the cover of a double agent embedded in Yemen's al-Qaida affiliate.

Among the things we learned about the IRS from the inspector general's report was that their boss told the group of employees at the controversy's heart to stop their dubious practices. Which they did, for a little while at least.

The IRS scandal has put a spotlight on a part of the tax code increasingly popular with political groups. Donors can't get tax deductions for giving to 501(c)(4) organizations like they would for charities. But the names of those donors can stay private.

A new rifle goes on sale on Wednesday, and it's not like any other. It uses lasers and computers to make shooters very accurate. A startup gun company in Texas developed the TrackingPoint rifle, which is so effective that some in the shooting community say it should not be sold to the public.

Tributes are appearing online for Richard Swanson, the Seattle man whose plan to dribble a soccer ball all the way to Brazil to raise money for charity ended Tuesday after he was struck and killed by a pickup truck in Oregon.