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Real or fake? Forged documents add another headache to COVID-19 vaccine rollout Colleen Shalby © Provided by The LA Times John and Christine Yano struggled to get their COVID-19 vaccines. The are caretakers for their triplets, who have been on oxygen, along with their daughter, Zoey. (Carolyn Cole Los Angeles Times) When Christine Yano got in line at the COVID-19 vaccination site at the Forum earlier this month, she came armed with proof of her eligibility. Though only 33 years old, Yano qualified because she is the mother of 15-month-old triplets with chronic lung disease....

 E-Mail A safe, fast and cheap testing method that uses magnetic nanoparticles to detect viruses in both clinical and wastewater samples has been developed by KAUST researchers. The centrifuge-free approach is compatible with magnetic bead-based automated systems that are already used to process hundreds of samples. "Our silica magnetic nanoparticle-based workflow can be assembled from scratch by any researcher," says lead author Gerardo Ramos-Mandujano. "It rivals commercial viral-RNA extraction kits while lowering the risk of handling potentially infectious samples." To diagnose COVID-19,...

 E-Mail Artificial intelligence and machine learning are already an integral part of our everyday lives online. For example, search engines such as Google use intelligent ranking algorithms and video streaming services such as Netflix use machine learning to personalize movie recommendations. As the demands for AI online continue to grow, so does the need to speed up AI performance and find ways to reduce its energy consumption. Now a University of Washington-led team has come up with a system that could help: an optical computing core prototype that uses phase-change material. This system...