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


Don’t worry if you haven’t grown as a person during the pandemic.


And what that tells us about the pandemic.


The biotech firm said its Covid-19 vaccine showed 90 percent efficacy in clinical trials. Thank moths.


For the wealthiest schools, austerity measures may not have been worth it.


Tattoo studios are booked and busy after periods of monthslong closures.

We may never know for sure if the virus that causes Covid-19 leaked from a lab. But that won’t stop the debate.

Houses are getting more and more expensive. There’s a simple fix for that.


How social media has triggered conspiracy theories over Dr. Anthony Fauci’s emails.

America’s pandemic playbook assumed the US could take collective action. The country proved that wrong.


Brazil saw big protests last week, and an inquiry is showing just how deeply Bolsonaro botched the pandemic response.


Which Covid-19 restrictions really worked — and which ones really didn’t?


American cities are finally taking the safety net seriously.


This is the challenge the US has to overcome to get back to post-pandemic normal.


The wacky idea could have failed. It was always worth trying.

The pandemic transformed work. A lot of employers haven’t caught up.

2020 was the summer of road trips. 2021 is the summer of resorts.

In a poll conducted shortly after the CDC issued updated guidelines, more than half of all fully vaccinated people said they were still wearing masks.


Half of American adults have received one vaccine dose. Could incentives close the gap?


The vaccines are holding Covid-19 down in the US for now, but it could come back this fall.

Rent relief was the solution to a possible wave of evictions. It ran headfirst into reality.


Employers are stepping up to support the US vaccination campaign. But they could do more.


During Covid-19, customers were encouraged to be generous with their tips. That shouldn’t change as the US reopens.


Why the CDC is so confident some people can go maskless.


Covax wanted to send 2 billion doses worldwide this year. It’s 3.4 percent of the way there.


America has made progress on Covid-19 vaccines. But that progress is unequal across the country.


The CDC’s new mask guidance promises freedom. Vaccine passports can make it reality.


Air quality scientists are demanding a “paradigm shift” in ventilation standards.


“I can’t grieve for my nation because I am still just trying to sort my own life out.”


As India’s Covid-19 crisis worsens, the diaspora’s connection to family and home has come undone.


SNL’s latest cold open tackles mask-wearing scenarios and new CDC guidance.

America’s vaccine surplus is staggering. It’s a moral outrage to not share faster with a virus-ravaged world.


Biden isn’t a persuasive figure among Republicans. But he needs Republicans on board to boost vaccination rates.


Why the agency now says vaccinated people can mostly shed their masks.


If you want to know where your money will go the furthest, check out these four charities.


To help students recover from a pandemic school year, experts are prescribing fun.


How a supply chain shortage is leading more people to the used car market.

Many of us feel resistant to return to pre-pandemic life — for good reason.


I asked health experts about their post-vaccination lives. Most no longer worry about their own risk of Covid-19.


The biggest problem may not be the supply itself as much as access to it.

