New ash studies needed to 'limit air traffic chaos'

Better research models of how ash is dispersed would greatly reduce the air traffic havoc wreaked in Europe since an Icelandic volcano began spewing a giant cloud of the toxic dust last week, an expert said on Sunday.

Road-worthy plane? Or sky-worthy car?

(PhysOrg.com) -- What began as an MIT student project has evolved into a working prototype of a two-seater airplane that can be quickly converted into a road-worthy car. The car-plane has begun test flights and is expected ...

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