In a statement, Energy Secretary Earnest Moniz said this is the most ambitious initiative any president in history has taken to reduce heat-trapping emissions.
He said that the US 'does not, and never will, accept North Korea as a nuclear state'.
After a 13-year wait, the United States on Friday published a redacted version of the 28-unreleased pages from the 9/11 report that show that the probe into the links between Saudi Arabia and the attacks found multiple suspicions but no proven ties.
Supporting the latest ceasefire between Israel and the Palestinian factions in the Gaza Strip, the United States has asked the two sides to abide by their commitment and look towards establishing lasting peace in the region.
Just hours after the White House confirmed that United States President Barack Obama would be travelling to India in January, the State Department on Friday announced that it will send a top diplomat to India next week to lay the ground work for the historic presidential visit.
US President Barack Obama imposed fresh financial sanctions on North Korea and its senior officials in America's first public retaliation against the "provocative" cyber-attack on Sony Pictures.
Leading Republican presidential candidate Ted Cruz supported the FBI on the issue.
Russia continues to 'support and assist' the Ukrainian separatists, State Department Spokesperson, Jen Psaki alleged.
Democratic front-runner Hillary Clinton will face her first major political test on Wednesday when she shares the stage with four other aspirants at the party's inaugural debate of the 2016 presidential campaign.
A day after 'Super Tuesday' polls, the Republican party leadership appeared to have ganged up against real estate magnate Donald Trump, who has won 10 of 11 state primaries so far, in a last ditch effort to prevent him from becoming the nominee for the November presidential poll.
While the bill is yet to be passed by the House of Representatives before it lands up on the table of Obama to sign it into law, the White House has said that Obama would veto it.
Four Kansas residents who wrote letters to Barack Obama about their struggle and success in US's heartland were in for a surprise when they were taken out for a dinner by the President.
In an unusual personal intervention in a foreign election, United States President Barack Obama has asked the two presidential candidates in Afghanistan's disputed polls to maintain calm and threatened to cut-off American aid if 'extra-constitutional' steps are taken.
A covert United States military operation in January targeting Al-Qaeda leaders in the Afghan-Pakistan border region accidentally killed an American and an Italian, both aid workers who were hostages of the terror group, President Barack Obama said.
Rejecting criticism that United States President Barack Obama missed a golden opportunity to bring in diversity in the Supreme Court bench and could have chosen someone younger, the White House asserted that he nominated "the best" to serve on the apex court.
An American lawmaker has said that Vice President Joe Biden will run for presidency, even as the White House remained tight lipped about it except for saying that an announcement on the decision is coming soon.
Ahmad Khan Rahami, the man suspected in bombings in New York and New Jersey, is now in custody after a shootout with police, CNN reported.
The move was immediately welcomed by top American lawmakers.
Will the world ever realize what is going on? So sad," Republican presumptive presidential nominee Donald Trump tweeted.
The chief of the Central Intelligence Agency on Friday apologised for the United States' spy agency's surveillance of computers used by lawmakers and their staffers involved in investigating the organisation's harsh interrogation techniques.
Dallas police say the gunman staged a furious ambush-style attack in Dallas at a rally held to protest this week's fatal shooting of two black men by police in other states.
President Barack Obama has vetoed the legislation that would allow families of 9/11 victims to sue Saudi Arabia.
The United States has deployed an additional 300 military personnel to violence-hit Iraq to augment the security of American embassy in Baghdad, its support facilities and the Baghdad International Airport.
A chilling video of beheading of another American journalist, Steven Sotloff, was on Tuesday posted on social media by Syria and Iraq-based terrorist group, Islamic State.
A woman TV news reporter and a cameraman conducting a live on-air interview were killed on the spot when a "disgruntled station employee" opened fire at a mall in US state of Virginia and fled, shocking viewers who saw the grisly drama on their TVs.
The United States has named former tennis star Billie Jean King, one of the first prominent athletes to publicly acknowledge her homosexuality, to be in the U.S. delegation to the Winter Olympics in Sochi, where Russia's anti-gay policies have stirred controversy.
A state of emergency has been declared in Washington, DC and five states as 30 inches of snow and high winds may shut down up to a third of the country.
Fresh protests erupted in several United States cities for a second night as coast to coast demonstrations witnessed thousands of people filling the streets, including at the White House and outside Trump's properties.
Obama met the 80-year-old spiritual leader in the historic Map Room of the White House. The meeting was closed for the press.
The White House has slammed those calling for identifying threat coming from terror groups as "radical Islam" arguing that such a move would advance dreaded outfit Islamic State's narratives.
Under the 'Major Defence Partner' recognition, the US will continue to work toward facilitating technology sharing with India to a level commensurate with that of its closest allies and partners.
The White House said that Obama, who has been often accused by critics of making an "apology tour" to the Middle East and Europe during the first year of his presidency.
United States President Barack Obama will convene a meeting of the UN Security Council next month on the threat posed by foreign fighters in Syria and Iraq, the White House has said, amidst reports that another American jihadi has died in Syria fighting for Islamic State of Iraq and the Levant.
The shooting took place at Pulse, a gay nightclub in Orlando.
Observing that amazing things have happened over the last 10 years, the former US President Barack Obama on Friday said that all this could be accomplished because of the hope and believe that his country had in him.
As United States President Barack Obama's second term draws to a close, Chief White House Photographer Pete Souza shared his favourite images captured over the course of the last year.
Australia buried India under an avalanche of runs for a 51-run drubbing in the second ODI and an unassailable 2-0 series lead after the majestic Steve Smith produced another master-class in the form of a 64-ball 104, in Sydney, on Sunday.
Jared Kushner, the 35-year-old, played a key role in the presidential campaign and his new White House job will cover both domestic and foreign policy.
Fourteen years ago on September 11, terrorists hijacked four passenger planes and targeted the United States, killing 3,000 people in the attacks.
The camaraderie between Modi and Obama has taken the India-US relationship to unprecedented and transformative levels.