Building Sustainable Computer Chips Out of Mushrooms

There are 50 million tons of electronic waste produced per year, including computer chips which are made from un-recyclable plastic. Within each chip, the substrate—an insulating and cooling layer that transmits data—is the most difficult to recycle, but scientists are trying to remedy that. Martin Kaltenbrunner at Austria’s Johannes Kepler University and his colleagues built a biodegradable electronic substrate using the skin of the ganoderma …

Link About It: This Week’s Picks

Hip-hop history, stingray sounds, breath-powered prosthetics and more from around the web

Sounds from Stingrays Recorded for the First Time A recent study has reversed the commonly held belief that stingrays are silent. For the first time, the creatures’ sounds were captured in a video depicting two mangrove whiprays and a cowtail stingray making clicking noises. Prior to the study, the only evidence that they are vocal came from research published in 1970 that saw a cownose …

New Breath-Powered Hand Prosthetic Improves Accessibility

Rather than using conventional cables, the new Airbender prosthetic hand is powered by air. The invention, created by researchers at the University of Oxford, utilizes a purpose-built Tesla turbine that, when combined with the wearer’s breathing, accurately controls finger movements. Not only is the device lightweight and low-maintenance, it also requires such a small volume of air that even young children can operate it. Additionally, …