This Portable, Solar-Powered Device Purifies Seawater on Demand

Good News Notes: “Imagine having the ability to purify water anywhere, any time, with one solar-powered device. While that may not be of key importance to many in wealthy nations, it is for the 785 million people around the world who, as of 2017, lacked access to clean drinking water. A group of researchers at the…

MIT Scientists Develop New Regenerative Drug That Reverses Hearing Loss

Good News Notes: “The biotechnology company Frequency Therapeutics is seeking to reverse hearing loss — not with hearing aids or implants, but with a new kind of regenerative therapy. The company uses small molecules to program progenitor cells, a descendant of stem cells in the inner ear, to create the tiny hair cells that allow…

Tackling air pollution with autonomous drones

Good News Notes:  “Hovering 100 meters above a densely populated urban residential area, the drone takes a quiet breath. Its goal is singular: to systematically measure air quality across the metropolitan landscape, providing regular updates to a central communication module where it docks after its patrol, awaiting a new set of instructions. The central module…

In a potential big win for renewable energy, Form Energy gets its first grid-scale battery installation – TechCrunch

Good News Notes: “Form Energy, which is developing what it calls ultra-low-cost, long-duration energy storage for the grid, has signed a contract with the Minnesota-based Great River Energy to develop a 1 megawatt, 150-megawatt hour pilot project. The second-largest electric utility in Minnesota, Great River Energy’s installation in Cambridge, Minn. will be the first commercial…