Airlines have long treated thunderstorms, snow and volcanic ash as the main reasons to slow or stop flights. Now a new hazard ...

Even in space, what goes up sometimes comes back down: spent rocket stages, defunct satellites and other bits of space debris are falling back into Earth's atmosphere with increasing regularity. And ...

A CNSA official confirmed work on space debris removal, a move seen as key for orbital sustainability but fraught with potential military implications. When you purchase through links on our site, we ...