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Evidence-based explanations of the Covid-19 pandemic, including how it started, how it might end, and how to protect yourself and others.

The pandemic impulse purchases we grew to hate

During Covid, most governments just gave people money

We’ve all got Covid-19 fatigue, but BA.5 shows it’s not over

President Biden just tested positive for Covid-19. What happens now?

BA.5 doesn’t care that you just had Covid-19

Why BA.5 is cause for concern, but not alarm. Yet.

Just about everyone in America is finally eligible for a Covid-19 vaccine. Now what?

“She hardly goes out”: Racism is keeping many Asian Americans from going to the doctor

Pandemic-related hate crimes against Asian Americans have left many feeling unsafe in public. The consequences of missed health care will have lasting effects.

The Aftermath

Health care in jails and prisons is terrible. The pandemic made it even worse.

Yes, you should test for Covid before going to a gathering

The FDA has authorized Covid-19 vaccines for babies and toddlers. Here’s what parents should know.

A new study claims Medicare-for-all could have saved more than 200,000 lives during the pandemic

Why have politicians stopped talking about Covid?

How the US is failing refugees, in one chart

We just got the most comprehensive study of pandemic learning loss

The kids who have never known life without Covid-19

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When hospitals value nurses as much as jello

Hospitals don’t profit off having good nurses. That’s a big problem.

What the latest Covid-19 variants and subvariants mean for the pandemic

Pandemic school reopenings were not just about politics

Stronger public health systems and uniform messaging are critical to fight Covid-19

Why the FDA rejected fluvoxamine as a Covid-19 drug

“A lot of unnecessary loss of life”: The White House’s dire warning on Covid-19 funding

The developing Covid crisis in Beijing, explained

Bill Gates knows philanthropy alone can’t solve inequality

Carrick Flynn may be 2022’s unlikeliest candidate. Here’s why he’s running.

4 questions about long Covid experts wish they could answer

The major blind spot in Bill Gates’s pandemic prevention plan

Smallpox used to kill millions of people every year. Here’s how humans beat it.

Can we stop the next pandemic by seeking out deadly viruses in the wild?

How many people have died from the Covid-19 crisis?

3 pandemic metrics that could tell us what’s next

The faulty foundation of our new post-pandemic normal

How to think about masking on planes, trains, and buses right now

Shanghai’s zero Covid nightmare

Welcome to the choose-your-own-adventure phase of the pandemic

The Trump judge’s opinion striking down the airplane mask mandate is a legal disaster

How China’s zero-Covid policy is failing Shanghai

It’s time to think outside the mask mandate

The CDC’s new Covid-19 guidelines are facing their first test with BA.2