QuietWave are drywall noise barriers that have a patented constrained ... the highest AAAC acoustic rating of 6 stars. The noise proofing panels are only 148mm thick and comprise of 64mm studs ...

GERMAN RAIL (DB) is pioneering the introduction of transparent lineside noise reduction barriers. The first panels of the MetaWindow barrier are due to be installed on Line 4 of the Hamburg S-Bahn ...

NASA aeronautical innovators are poised to break the sound barrier again, this time in a very different way that could make it possible for all of us to one day travel by air just as fast as any ...

A rocket-powered aircraft has broken the sound barrier for the first time since Concorde, following a successful test flight in New Zealand. Dawn Aerospace’s MK-11 Aurora jet reached supersonic ...