Authorities were searching for survivors after a plane with 64 people aboard crashed into an Army helicopter near Reagan ...

In the three years before the deadly collision between an Army helicopter and an American Airlines flight near Reagan ...

"We estimate 10 to 20 million homes could be served from the electricity that are produced from that renewable energy," said Trieu Mai.

The Post spoke to several aviation experts about a number of factors that may have contributed to the fatal collision.

U.S. authorities said on Thursday it was not yet clear why a regional jet crashed into a U.S. Army helicopter at a Washington ...

Search efforts continue after an American Airlines plane from Wichita, with 64 people on board, collided with an Army helicopter near Washington, D.C., and crashed into the Potomac River.

The marathon Q&A sessions are back, along with the cream Oval Office rug and the Diet Coke button on the Resolute Desk. So, too, are the late-night social media posts that ricochet across the globe ...

That same day, the Biden administration began the process of withdrawing more than 300,000 acres of public land from new mining claims and mineral leases in the Amargosa Valley in Nevada, protecting ...

President Donald Trump is reportedly looking at selling off as much as two-thirds of the federal government's non-military ...

The measure, sponsored by Republican Sen. Ted Cruz, would require federal approval before companies linked to China could ...

Two federal agencies oversee more than 32 million acres in the state, an area larger than the state of Kentucky, and federal ...

In his first few hours back in office, President Donald Trump issued a flurry of executive orders aimed at boosting fossil ...