An IRS watchdog said he informed Obama administration officials last June that a probe was under way over the agency's targeting of conservative groups.

One of the suspected Boston bombers was a naturalized citizen, and the other was on his way. Ayaan Hirsi Ali, herself a new citizen, asks how we might change the process of becoming an American to exclude those who hate America.

Residents and businesses in West, Texas, are beginning to come to grips with the task ahead of them in rebuilding after the April 17 blast.

The Obama administration cleared the way for broader natural-gas exports by approving a $10 billion facility in Texas, a milestone in the U.S. transition into a major supplier of energy for world markets.

A commuter train heading east from New York City derailed and collided with another train in Fairfield, Conn., Friday evening, injuring 60 people, including five in critical condition.

As Congress frets about privacy implications of Google Glass, one thing is clear: The technology that can redefine what is "public" and link the digital and physical worlds is here.

The U.S. is seeing a spike in al Qaeda-related terror plots and threats against its embassies in Libya, Yemen and Egypt, say current and former U.S. officials citing domestic and foreign intelligence reports.

A 21-year-old Hofstra University student and a robbery suspect were killed early Friday during a shooting involving police at a home near the Long Island campus, authorities said.

Illegal immigrants could become citizens in 15 years under legislation being drafted by a bipartisan group of House lawmakers, a timeline two years longer than under a similar Senate bill.

A group of Colorado sheriffs and members of the firearms industry have filed a lawsuit to overturn gun restrictions recently passed in the state, a key testing ground in the national debate over gun control.

Pentagon leaders appeal to Congress for more time to address the problem of sexual assaults in the armed services before lawmakers move ahead on plans to overhaul the military-justice system.

The U.S. government will bump up against the federal borrowing limit this weekend, though a series of emergency steps will allow it to continue paying all of the nation's bills until after Labor Day, the Treasury secretary said.

President Obama has narrowed his choice for the next Federal Bureau of Investigation director to two people: a top White House aide and a former Bush administration official.

Another record lottery jackpot has thousands of Americans dreaming of Powerball riches. But the numbers say that even with a nine-figure potential payout, a ticket still isn't a good bet.

Some of the nation's largest banks, including Wells Fargo, suspended foreclosure sales in a number of states following guidance issued by federal banking regulators.

Dzhokhar Tsarnaev's legal team wants to take pictures of the alleged Boston Marathon bomber to document his injuries as they mount a defense, but a federal judge partially denied the request, saying prison staff can take the photographs instead the legal team.

If Orb can edge out from his rail post to win Saturday's Preakness Stakes, then there is no question he can win the Belmont Stakes.

House lawmakers voted largely along party lines Friday to approve a bill that would require U.S. securities regulators to more extensively assess how much their rules cost the financial industry, part of a push to curtail what Republicans say is overly burdensome red tape.

The widely criticized new version of the U.S. psychiatric diagnostic manual due out faces a potentially diminished role in research, which would mark a shift for what has been considered the bible of American psychiatry for 30 years.

From apocalyptic demons to raunchy cops to Google interns, a new wave of comedies is rewriting the rules of Hollywood's high season.