With the present need for coronavirus tests, university research labs are rapidly switching to patient testing. Many are calling on graduate student volunteers to make it happen.
Last week, more than 6 million jobless Americans sought unemployment benefits. NPR correspondents look at the rising economic fallout from COVID-19 — and the latest science and political news.
More than two dozen vaccines for COVID-19 are underdevelopment, and at least three have begun human tests. Here's what's being tried, and why it's now possible to develop candidates in record time.