Spaceship pilot unaware co-pilot unlocked brake

The pilot of the Virgin Galactic spaceship that tore apart over the Mojave Desert didn't know his co-pilot had prematurely unlocked its brakes, despite protocol requiring the co-pilot to announce the step.

High performance ceramics for cars

An ambitious project is taking shape at Empa's Laboratory for High Performance Ceramics: ceramic brake disks for compact cars. Empa scientists have teamed up with partners from Italy, Spain and Liechtenstein to develop the ...

GM adds two recalls; 2014 total above 8.5 million

General Motors added two recalls Thursday to its growing list for the year, pushing the total number of vehicles called back for fixes in 2014 to more than 8.5 million in the U.S. alone.

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