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.


The pandemic has only accelerated a decline in US birth rates, even as immigration has plummeted.


The Court doesn’t just threaten the public health, it threatens democracy itself.


The disturbing implications of a GOP judge’s ruling against the military’s vaccination requirement, explained.


Even with less severe disease, omicron will bring big disruptions in the new year.


Pandemic supply chain disruptions are exacerbating a yearslong trucker shortage.


The variant has changed how we get from “pandemic” to “endemic,” but that doesn’t mean we’re back to square one.


Forecasting what’s shaping up to be another bumpy year.


Our batting average in forecasting 2021.


There are not two Americas when it comes to omicron.

The physical and psychic consequences of the pandemic with no end are shaping up to be devastating. What are Americans to do?


More than a year after Trump’s defeat, Biden is forced to share power with increasingly partisan judges.


Beijing will win the gold medal for lockdowns.


A mild Covid-19 case from omicron might feel like a cold. You should still take it seriously.


People talked about omicron six times as much as delta on major social media platforms after each strain emerged.


A new variant is changing vaccination strategies, as many people still wait for their first shots.


The mutations in omicron hint at what’s to come in the Covid-19 pandemic.


Biden’s vaccination policies could save many lives. The Court could toss them out anyway.


Covid-19 experts on which treatments hold up against omicron and which ones to ask a doctor about if you get sick.


Despite the wave of new Covid-19 cases, many Americans will be proceeding with their travel plans.


Both metrics are important, but all of our data doesn’t matter if we don’t do anything with it.


Rapid tests are sold out everywhere, and help might not come until next year.


You can modify your existing plans to make them safer.


Covid-19 exposed many of the flaws in the US health care system. Congress might not do anything to fix them.


The worst-case scenario with the new variant could be 20 percent more US Covid-19 deaths than last winter.


If you’re hoping for the best but still want to plan for the worst, there are things you can do now.


Omicron — and short-staffed hospitals — could force the US to rethink isolation rules.


Early studies of Covid-19 therapeutics turned out to be fabricated or suspicious. That’s a huge problem for science.


There is no grand plan for stopping omicron — but that doesn’t mean we’re powerless.


Omicron may be less risky for each of us — but more risky for all of us.


Shipping containers, explained by a historian.


If you’re struggling to “wait and see” how bad omicron might be, here are productive ways to cope.


Biden said Friday that inflation is at its peak, and some prices are already coming down.


We know lots of Americans skipped their second Covid-19 shot. We just don’t know exactly how many.


Vaccinated and confused about whether to get tested? We asked four experts for help.


One of the country’s top health journalists on omicron, early case and hospitalization data, and the West’s travel bans.


US leaders should make it clear what, exactly, the point of new precautions would be.


The US health system’s racial inequities will still be felt after Covid-19 becomes endemic.


The pandemic refuses to quit. What can the White House do about it?


These 5 leading indicators will help experts figure out how much of a threat omicron really is.


Surveillance is dangerously inadequate in much of the world.