Falling hardware from orbit used to be the stuff of science fiction. Now, as launch rates surge and commercial aviation rebounds, researchers say the odds that a piece of space junk will cross paths ...

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Ari Daniel - Host, "There's More to That" We have launched all manner of satellite and machinery into low-Earth orbit. But what goes up must come down. Most often, these items burn up in the ...

The sensors used to listen for earthquakes could help protect people from the hazards created by falling spacecraft. By Robin George Andrews Robin George Andrews, who has a Ph.D. in volcanology, often ...