Editor’s note: This is the final column from Amy Goodman and Denis Moynihan. We’ve been writing this weekly column for close to 20 years. This one will be our last syndicated by King Features. We have ...
We’ve been writing this weekly column for close to 20 years. This one will be our last syndicated by King Features. We have aspired to stay true to this column’s original intent, to “break the sound ...
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The day humans finally broke the sound barrier
For years, pilots believed there was a hard wall in the sky no aircraft could cross. Then the X-plane program proved it wrong. This video tells the story of the dangerous test flights, rocket planes, ...
To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min Boom Supersonic's demonstration ...
Abstract: Based on finite element modeling in the COMSOL Multiphysics software suit, acoustic barriers with a sound-absorbing cylindrical cap with different angles of its installation on the upper ...
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