U.S. transportation officials say details about volatile oil train shipments are not sensitive security information as railroads seek to keep the material from the public following a string of fiery accidents.
Two senators unveiled a bipartisan plan Wednesday to raise federal gasoline and diesel taxes for the first time in more than two decades, pitching the proposal as a solution to Congress' struggle to pay for highway and transit programs.
The Internal Revenue Service has lost more emails connected to the tea party investigation, congressional investigators said Tuesday.
House Minority Leader Nancy Pelosi on a Monday visit to the state capital called for minimal military involvement in Iraq and praised California for passing a timely budget.
Former Secretary of State Hillary Rodham Clinton said Friday the deteriorating conditions in Iraq could have "global consequences."
She insists she hasn't decided on a second bid for the presidency. But Hillary Rodham Clinton is laying out more reasons to run than not during her coast-to-coast book tour.
For the three days since Dave Brat took down House Majority Leader Eric Cantor in the GOP primary Tuesday, he's been holed up in his suburban home, avoiding the reporters and TV trucks waiting out front.
In an upset for the ages, Majority Leader Eric Cantor of Virginia, the second-most powerful man in the House, was dethroned Tuesday by a little-known, tea party-backed Republican primary challenger who rolled to victory on a wave of public anger over calls for looser immigration laws.
Repudiated at the polls, House Majority Leader Eric Cantor announced Wednesday that he will resign his leadership post at the end of next month, clearing the way for a potentially disruptive Republican shake-up just before midterm elections with control of Congress at stake.
Same-sex couples began getting married in Wisconsin on Friday shortly after a federal judge struck down the state's gay marriage ban and despite confusion over the effect of the ruling.
President Barack Obama said Thursday he "absolutely makes no apologies" for seeking the release of Sgt. Bowe Bergdahl in a prisoner swap with the Taliban, vigorously defending an exchange that has caused a furor in the United States.
A gun-control organization led by former Rep. Gabrielle Giffords and her husband, former astronaut Mark Kelly, outlined plans Tuesday to support candidates in at least 11 congressional races this year who have backed efforts in Congress to enact stricter gun control laws.
The Democratic-led Senate Judiciary Committee on Tuesday began a long-shot bid at pushing a constitutional amendment that would limit deep-pocketed political campaign donors' influence.
President Barack Obama on Tuesday defended his decision to release five Afghan detainees from Guantanamo Bay in exchange for an American soldier's freedom, saying his administration had consulted with Congress "for some time" about that possibility.
The Obama administration rolled out a plan Monday to cut carbon dioxide emissions from power plants by 30 percent by 2030, setting in motion one of the most significant actions on global warming in U.S. history.