A pioneering lens-free fluorescence detection system has been developed by researchers to provide highly sensitive identification of deadly microorganisms in drinking water. This breakthrough promises a low-cost and user-friendly solution that could transform water quality monitoring in developing countries and disaster-stricken areas. The innovative approach could also offer quick water safety assessments for large-scale events like the Paris Olympics.

“In developing countries, unsafe water sources are responsible for more than 1 million deaths each year,” Ashim Dhaka…