Researchers develop visual microphone that uses light instead of air to detect sound The optical microphone recovers sound by sensing vibrations on everyday surfaces ...

Thus, they entered a heart rate sensor to our 2025 One Hertz Challenge! The build is based around a Wemos D1 mini, a ESP8266 development board.

Guwahati, Aug 4 (PTI) Researchers at IIT-Guwahati have developed an underwater vibration sensor that enables automated and contactless voice recognition.

IIT Guwahati and Ohio state university develop underwater sensor which enables voice recognition through water waves. Aims to aid individuals with voice disabilities.

Researchers Help Develop Sensor to Detect PTSD (IMAGE) University of Tennessee at Knoxville Caption Jayne Wu, left, and Shigetoshi Eda work on a biosensor device that detects PTSD.

Researchers at IIT-Guwahati have developed an underwater vibration sensor that enables automated and contactless voice recognition. Developed in collaboration with researchers from Ohio State ...

5 quick ways to make your soundbar sound better than ever (and for free) Your soundbar may already sound great, but a few easy tweaks can elevate its performance even further.

Scientists in Sweden have developed a groundbreaking “skin in a syringe” — a gel packed with live cells that can be applied directly to wounds or even 3D-printed into skin grafts. Designed ...

5 ways to reduce hair loss without drugs or supplements — and a bad hack that will make your scalp worse ...

American researchers from the Zhang’s lab at Boston University has developed and presented a new metamaterial for broadband audio noise cancellation.

This smarter sound shield blocks more noise—without blocking air Boston University researchers unveil a new ultra-open metamaterial that silences a broader range of noise while preserving ...

Earlier this year, the first nationwide test of Estonia's emergency sirens took place which revealed several faults. Over the past two months, the Information Technology and Development Center of the ...