Midair collisions throughout aviation history have brought some of the worst tragedies in the sky. But they've also left ...

The United Nations says it has suspended its humanitarian operations in the stronghold of Yemen’s Houthi rebels after they detained eight more U.N. staffers.

Radiation levels at Ukraine’s Chernobyl nuclear plant — site of the world’s worst nuclear accident — have not increased, according to the U.N.

All 64 people aboard an American Airlines jet that collided with an Army helicopter were feared dead in what was likely to be the worst U.S. aviation disaster in almost a quarter century, ...

Polling shows many Americans blame climate change for the disaster. Devastating wildfires ... fires already look like they are among the worst on record — and, unfortunately, those numbers ...

Each brought world press coverage of tragedies in the sky that left ... near Ronald Reagan Washington National Airport became the latest in a list of midair disasters that have haunted travelers, ...