Sheltering in Place Works—If You Can Afford to Stay Home

In San Francisco’s Mission District, a study showed Covid-19 tests aren’t enough if people can’t take…

Universities Step Up the Fight for Open-Access Research

Today’s deal between the University of California and publisher Springer Nature is a big milestone on…

What’s Confusing About Calling Covid-19 Cases ‘Asymptomatic’

There’s a difference between people who never develop symptoms and people who just don’t have them…

The Science Behind Orchestras’ Careful Covid Comeback

How readily can playing instruments transmit the virus? As researchers investigate, musical ensembles prepare for the…

Covid-19 Testing Is Expensive. It Doesn’t Have to Be

The diagnostics industry favors wealthy countries, but the rest of the world needs tests, too. Stanford…

Covid-19 Testing Is Expensive. It Doesn’t Have to Be

The diagnostics industry favors wealthy countries, but the rest of the world needs tests, too. Stanford…

Why Didn’t Artificial Intelligence Save Us From Covid-19?

The key to good AI is solid data, and that’s been tough to come by in…

What’s the Strange Ailment Affecting Kids With Covid-19?

The spate of inflammatory symptoms has sparked anxiety in parents, but experts say the big picture…

The FDA Tightens the Rules for Covid-19 Antibody Blood Tests

In a reversal, agency officials raised the bar for validation and accuracy standards, citing concerns about…

Covid-19 Was Here Earlier Than Most Americans Thought. Now What?

Epidemiologists aren't surprised that virus was spreading in the US in early February. But those early…