Omicron Is Here. Should You Cancel Your Trip?

David Freedman, the president-elect of the American Society of Tropical Medicine and Hygiene, said that the type of mask one wears while traveling is particularly important. Dr. Freedman discourages ...

What We Know About the New Covid Variant, Omicron

Moderna, Pfizer-BioNTech and Johnson & Johnson, makers of vaccines approved for use in the United States, and AstraZeneca, which is widely used in Europe, have all said they were studying Omicron...

The Omicron Variant Is Creating a Lot of Anxiety

Bret: Fair point. But I’d still like to live in cities where people don’t feel free to smoke meth pipes next to Macy’s in broad daylight, homeless encampments don’t spring up beneath highway overpass...

How to Celebrate Pandemic Thanksgiving, Round 2

But it’s still possible to navigate these conflicts gracefully, Emily Esfahani Smith, a doctoral student in clinical psychology, argues in The Times. After you have the vaccine conversation, banish p...

When Can the Covid Masks Finally Come Off?

Amid the turmoil of the last two years — a period that included a deadly pandemic, mass layoffs, an ugly presidential election and an attack on the United States Capitol — some of the fiercest politi...

Economists and Epidemiologists Need to Get Along

Economists and epidemiologists need to get along. When economists bicker with epidemiologists about the best policy responses to the Covid-19 pandemic, policymakers get confused, and the public suffe...