Four former heads of the US Environmental Protection Agency who served under Republican presidents urged lawmakers Wednesday to stop bickering over whether climate change is real and start finding solutions.
President Barack Obama will on Tuesday announce plans to significantly expand a US sanctuary in the central Pacific Ocean in a move that could create the world's largest such protected area, the Washington Post reported.
The Obama administration has been quietly advising local police not to disclose details about surveillance technology they are using to sweep up basic cellphone data from entire neighborhoods, The Associated Press has learned.
The US space agency NASA has been warned that its mission to send humans to Mars will fail unless its revamps its methods and draws up a clear, well-planned strategy to conquer the red planet.
President Barack Obama's plan to cut the carbon emissions of US power plants by up to 30 percent will leave America far short of its current pledges at UN climate talks, a study said Wednesday.
A major initiative to cut the pollution emitted from the nation's power plants set off a scramble Monday in Washington - where Republicans instantly pounced on the proposed rules - and in states, where much of the work in ...
President Barack Obama says Americans' electricity bills will shrink and their children will be healthier due to new emissions limits on power plants.
The House moved the U.S. closer to ending the National Security Agency's bulk collection of Americans' phone records Thursday, the most significant demonstration to date of leaker Edward Snowden's impact on the debate over ...
In choosing a major escalation with China over cyber-espionage, the United States has laid bare its frustrations after years of hoping the Asian power would accept a US-led international order.
President Barack Obama held a little-noticed meeting in March with executives of a Belgian aerospace company while in Brussels to meet European leaders. It was barely a footnote in a trip dominated by tensions with Russia ...