Vishay Singh

Author Vishay Singh

They might share the same name, but ash produced in the western wildfires is a very different hazard than ash produced in explosive eruptions. ...read more

Author Vishay Singh

...read more

Author Vishay Singh

We want a COVID-19 vaccine ASAP — that's a big ask. Here's how long vaccines normally take, and which diseases still don't have vaccines at all. ...read more

Author Vishay Singh

Multiple vaccines might be necessary to account for variations in effectiveness and how well they protect different populations of people. ...read more

Author Vishay Singh

Experts say communities must massively scale up COVID-19 testing, with quicker turnaround times. New test innovations in the works promise to do just that. ...read more