The crash killed at least 28 people, with the rest aboard feared dead, after the plane collided with a U.S. Army helicopter ...

Russia used to rely on Ukrainian expertise for its missile programs, but its actions in 2014 and beyond ended that ...

As more space junk is falling to Earth uncontrolled, scientists are using seismometers to track the debris.

Robert F. Kennedy Jr. is one of the most famous of Trump’s nominees, and certainly one of the most contentious. But the first ...

What makes the series captivating is its style and deadpan voice. The two D.E.A. agents put on Marshall’s case, Copano ...

What is the Doomsday Clock? It's 2025 and scientists have reset the clock closer to midnight and global catastrophe. Here's ...

Trump’s team is savvy and has been planning to remake the federal government for years.