COVID Innovations: Vaccines for Variants, Drone Deliveries, Print-Your-Own Shots, and More Next-generation COVID-19 vaccines will not only tackle different versions of the virus but will provide solutions across the world at a fraction of the cost Print People wait at an entry gate of a COVID-19 vaccination center in the Mumbai suburb of Goregaon in India on April 27, 2021. Credit: Dhiraj Singh Advertisement The next wave of vaccine developers is starting to introduce new technologies to deal with fast-spreading variants, and they are striking deals—not with the familiar COVID-19 vaccine makers but with producers and institutes in vulnerable low- and middle-income countries (LMICs). The flow of technology is not all one-way, either. Bharat Biotech of Hyderabad, India, which recently reported an efficacy rate of 81 percent in an interim read-out from a phase 3 trial of its vaccine Covaxin, has lined up a company called Ocugen to act as its US development and commercial partner.