Researchers will report a new laser-based sensor that effectively detects buried objects even while the detector is in motion. This new device offers a significant improvement over existing ...

Chinese researchers from the Beijing Institute of Technology have created a microphone that, unlike traditional ones, picks up light rather than air vibrations. It is noted, that the innovative ...

"Wondering About Sound" is an educational film that explores the nature of sound and how it is created through vibrations. It explains that sounds can be high or low, loud or soft, and are caused by ...