The regulations, if they survive the expected legal challenges, could shut down hundreds of coal-fired power plants and create a boom in the production of renewable energy.

The vice president’s advisers are reaching out to Democrats who have not yet committed to Hillary Clinton or are concerned she is vulnerable.Amy Chozick
Ken Paxton, the Republican attorney general of Texas and a former longtime lawmaker, has been indicted by a grand jury on charges of securities fraud and of failing to register with the state securities board.Manny Fernandez
People who use their phones while they walk have modified their behavior, resulting in a more cautious gait, a new study indicates.Beatrice Gitau
As Congress moves toward a September vote on the proposed nuclear agreement with Iran, Republican Sens. Dan Sullivan and Lisa Murkowski continue to ask whether the Obama administration is giving up too much future negotiating power.   Erica Martinson
Current rules are unclear about whether the Kentucky man lawfully defended his family's privacy or illegally destroyed someone's personal property.Dawn-Marie Cornett
Alaska Sen. Lisa Murkowski’s push to lift the ban on exporting U.S. crude oil inched forward Tuesday with a critical Senate committee hearing on the issue.  But testimony from a union leader revealed there is fervent opposition to lifting the ban.Erica Martinson
The U.S. Fish and Wildlife Service said Thursday that it was investigating the circumstances surrounding the killing of Cecil, a lion that is thought to have been lured out of its protected habitat in Zimbabwe this month and killed by...KATIE ROGERS
Last week, officials announced updates to an agreement that allows Native residents of Alaska and Russia's Chukchi Peninsula to travel between the two countries without a visa for stays of up to 90 days.Ryan Schuessler | The Washington Post
Some of the largest American companies are backing President Barack Obama’s push for an international climate agreement this year, the White House announced today.Erica Martinson