Tech Xplore on MSN

Hair-thin silica fiber microphone detects ultrasound from 40 kHz to 1.6 MHz

Researchers have fabricated a hair-thin microphone made entirely of silica fiber that can detect a large range of ultrasound ...
Hackaday

Detecting Helium Leaks With Sound In A Physics-Based Sensor

Helium is inert, which makes it useful in a lot of different industries. But helium’s colorless and odorless non-reactivity ...

sensiBel’s SBM100B Optical MEMS Microphone Wins EDN Electronic Products 2025 Product of the Year

OSLO, Norway, Feb. 03, 2026 (GLOBE NEWSWIRE) -- sensiBel, the pioneer in optical MEMS sensing, today received an EDN Electronic Products 2025 ...
Knowridge Science Report

This hair-thin glass microphone can hear electrical sparks before power failures happen

Researchers have created a microphone so thin it looks like a human hair, yet tough enough to survive temperatures as high as ...
CNET

HDMI vs. Optical: What Cable Should You Use?

To get audio from your TV to your soundbar or receiver you either need an HDMI cable or an optical cable. Both can work, but for certain types of audio you'll need an HDMI cable. Fortunately, both ...