The Federal Aviation Administration confirmed to PEOPLE that they are investigating the possibility of the incident being ...

This is just all kinds of outrageous. Last November, a skydiver jumped out of a helicopter, glided down into the Grand Canyon ...

In seconds, the wreckage of each aircraft plunged into the icy Potomac River, the victims with it. All perished.

So, why don't planes typically take a shortcut over this ... as it shields us from solar radiation. "If aeroplanes fly through the troposphere but it is very thin, we will receive more radiation ...

This data point is one of several key mysteries investigators are exploring as they seek to explain what caused the nation's ...

The electric current then travels though the plane’s exterior frame and exits through its tail, allowing it to fly though the lightning flash. They may still be some minor side effects ...

Radio traffic shows the air traffic controller did confirm with the helicopter that it had the airplane in sight two ...

Officials said they expected more information soon, to narrow down the helicopter's movement through the air. Investigators also stated that the helicopter was flying on a pre-approved route known ...

Some experts, politicians and airport managers have been warning of the risks posed by the crowded airspace at Reagan ...

Grainy CCTV footage from the area shows the plane flying along and then suddenly bursting into flames. Former helicopter pilot Paul Beaver spoke with Sky News about the accident, saying that ...