We speak to four researchers about their hearing innovations: a 3D-printed stent for collapsed cartilage, a one-dollar hearing aid that can be built in an hour, a "mind-reading" hearing aid that solves the cocktail party problem, and a brain monitor for cochlear-implant calibration.&nbsp;<br /><hr><p style='color:grey; font-size:0.75em;'> See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.</p>

A Major Role for Microneedles in Drug Delivery, Post-Pandemic

Here’s an Idea is Tech Briefs' original podcast series features the stories behind today’s most innovative technologies and the inventors responsible for creating them.