Another universal coronavirus vaccine readies for human trials

As scientists frantically chase a rapidly mutating SARS-CoV-2 virus by trying to update current COVID vaccines to better target circulating variants, a huge project is bubbling away in the background. The goal is to create a universal coronavirus vaccine designed to generate such broad immunity it will protect people from all currently circulating strains of SARS-CoV-2, as well as any future variants yet to emerge. And there are several compelling candidates in the pipeline.