Investigators seeking answers about what caused an Alaska Airlines plane’s near-catastrophic midflight blowout on Jan. 5 are working without a key piece of evidence: audio from the flight’s black box ...

Richard Upchurch began his Brooklyn-based sound recorder business by making a handcrafted audio device for his nephew. A few more were requested by his teachers and then he started selling them online ...

Add Yahoo as a preferred source to see more of our stories on Google. A black box recorder from the China Eastern Airlines plane that crashed this week was found severely damaged at the crash site in ...