L ast February, debris from a SpaceX Falcon 9 rocket set the skies of Europe ablaze before crashing down to Earth in Poland, ...

A growing space debris problem leads scientists to use seismic sensors to follow sonic booms from uncontrolled reentries ...

Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their ...

The sensors used to listen for earthquakes could help protect people from the hazards created by falling spacecraft.