Uncover the truth about ultrasonic pest repellers. We delve into scientific studies and FTC warnings to see if these devices ...

Researchers at the University of Bristol have been able to levitate objects using ultrasonic waves larger than the wavelengths of sound used by the device. This could enable touchless control of drug ...

The European hedgehog (Erinaceus europaeus) has a natural defense that has served it well for millennia: it rolls into a ...

The bottom line? They just don’t work.

Noise and vibration are very effective activators of stress pathways in rodent models that can increase variability in animal models, thereby confounding virtually every area of biomedical and ...

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Apple could use ultrasonic sound waves to deliver haptic feedback to wearers of its upcoming AR/VR headset when they interact with virtual objects. Most consumer AR/VR headsets do not provide haptic ...