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01A speech interface faces the test of everyday use02A soft suit tackles the moment between sitting and walking03Engineering a transparent replacement: the corneal material challenge04A voice in real time: the next challenge for speech interfaces05Can an AI listener follow the conversation you are in?06Bioretec and the idea of a metal implant that does not stay

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Neural Edge

Brain-computer interfaces, hearing implants and the science of restoring communication and control.

8 stories, newest first

Context image: an optical coherence tomography scan of a retina. It does not show the PRIMA implant or a result from the trial.Semnal
Neural Edge

When light becomes an electrical signal inside the eye

PRIMA improved measured vision in a trial of advanced macular degeneration. A July 2026 European launch adds an access milestone—but surgery, training and funding still matter.

By Semnal EditorialOct 10, 2026 / 4 min

This is a first-generation behind-the-ear cochlear implant processor, made by Advanced Bionics circa 2002. It is worn on the ear and sends data by radio to the cochlear implant hardware embedded in the user's skull.Semnal
Neural Edge

How a cochlear implant turns sound into a neural signal

Sep 17, 20262 min

AI illustration: Mature silver-haired woman beside abstract blue light fibres.Semnal
Neural Edge

A voice in real time: the next challenge for speech interfaces

Sep 7, 20264 min

AI illustration: Abstract optical glass and luminous blue fibres.Semnal
Neural Edge

Who decides when a brain interface speaks?

Aug 31, 20262 min

Macro photograph of a red circuit board and electronic components.Semnal
Neural Edge

Brain stimulation that listens before it responds

Jul 5, 20263 min

Published research figure showing the brain–spine interface and its components.Semnal
Neural Edge

A digital bridge between the brain and spinal cord

Jun 17, 20264 min

Conceptual diagram: Head motion → Stimulation → Balance signal. Not a device photograph, anatomical model or measured result.Semnal
Neural Edge

An implant for balance—and a difficult hearing trade-off

Apr 26, 20263 min

AI concept illustration: Imagined metallic fingertip touching a ribbed glass sphere.Semnal
Neural Edge

The missing return path: giving a robotic hand a sense of touch

Apr 13, 20262 min