What does noise cancellation actually do to block outside sound and why does it add so much to the cost of headphones? We explain, along with how we test this feature for our reviews. I've been a ...

In the radio-frequency (RF) microwave test and measurement world, engineers often deal with the power measurement unit of dBm instead of wattage (W). However, when entering the audio measurement arena ...

Engineers are not just adding more insulation, they are reinventing how interior noise is captured, modeled, and judged so ...

Editor's Note: We have strived to maintain accessibility in our Bring Science Home activities by limiting the required technology. We recognize technology is now more widely available than it was when ...

Of the vehicles we've measured so far using this methodology, the Genesis Electrified GV70 is the quietest at a 70-mph cruise ...

For decades, carmakers treated cabin noise as a single number problem, something to be tamed with thicker glass and extra ...