The superheated particles turn to glass inside the engine and stop it dead.

BBC: Flying through volcanic ash clouds

Fulton County Sheriff Thomas Lorey has said the flight's two passengers were found dead Friday near where the twin-engine plane crashed in a wooded area in Ephratah.

WSJ: Search for pilot of NY Angel Flight resumes

Jeeves, the former mascot of struggling search engine Ask.com, may be dead.

FORBES: Ask.com: We're Not Dead