With any new thing, there is usually a bathtub curve of corrective maintenenance. The initial design is also much the same way.
It happened with some frightening engine problems in the A380 Super Jumbo jet. Such discoveries are to be expected. If flying scares you, then adjust your expectations accordingly. Just remember that even a very well designed, time tested aircraft can still be destroyed by a brief moment of inattention by the pilot, as evidenced by the unfortunate 777 crash at San Francisco airport recently.
Altair has released an update of its HyperWorks computer-aided engineering simulation suite that includes new features focusing on four key areas of product design: performance optimization, lightweight design, lead-time reduction, and new technologies.
At IMTS last week, Stratasys introduced two new multi-materials PolyJet 3D printers, plus a new UV-resistant material for its FDM production 3D printers. They can be used in making jigs and fixtures, as well as prototypes and small runs of production parts.
In a line of ultra-futuristic projects, DARPA is developing a brain microchip that will help heal the bodies and minds of soldiers. A final product is far off, but preliminary chips are already being tested.
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