The world may have undercounted Covid-19 deaths by a staggering margin, according to an analysis released Thursday by the Institute for Health Metrics and Evaluation (IHME) at the University of Washington School of Medicine. The actual count may actually be 6.9 million deaths, more than double official tolls. The United States alone is estimated to … Continue reading "How the world missed more than half of all Covid-19 deaths"

There’s a scene in The West Wing’s second season in which one of the protagonists is told a Chinese satellite is falling to Earth, but no one knew exactly when or where. “A satellite is crashing to Earth, and NASA sent us a fax?” Donna Moss says, clearly concerned. But few in the show shared … Continue reading "The falling Chinese space rocket is a policy failure"

While here in the US some are tentatively removing their masks and resuming small outdoor gatherings, others around the world are searching for air. In India, people need oxygen, and they need it now. Last week, Covid-19 became India’s No. 1 killer. One million people in a country with a population of 1.3 billion are … Continue reading "Why India needs oxygen more urgently than vaccines"

White House chief medical adviser Anthony Fauci said he will not go into restaurants or movie theaters, even though he’s vaccinated. The Centers for Disease Control and Prevention says vaccinated people should continue masking up indoors and avoiding large gatherings. News outlets have reported on “breakthrough infections” of Covid-19 among the fully vaccinated. All of … Continue reading "Got the vaccine? Experts say you can relax about your Covid-19 risk now. Really."

About four years ago, my wife and I moved into a house just outside DC. It was our first house and it happened to have an extra bedroom, which was a plus since we were thinking about having a kid. We had lived together for several years before we bought the house, and one of … Continue reading "The case for sleeping in separate beds"

Now that the Centers for Disease Control and Prevention (CDC) has said that people who have been vaccinated against Covid-19 can shed their masks, there are obvious questions: How do you verify that people are vaccinated? Especially in situations in which some people can’t get vaccinated, including young children, or may remain vulnerable after, like … Continue reading "Vaccine passports can liberate America"

Kids are back in school. The federal government seems to be on the verge of approving vaccines for younger children. And as more adults are fully vaccinated, much of the US is slowly returning to normal. But there remains a lingering question, particularly for parents of young children: What is the risk of Covid-19 to … Continue reading "How the risk of Covid-19 for kids compares to other dangers"

It’s become a time-honored tradition in certain segments of American society: two families cross-reference their respective calendars to find a spot free of school or soccer or other obligations. On the appointed day, one child travels to the other’s house, typically accompanied by a parent. The children build a Lego village or glue googly eyes … Continue reading "Playdates are ruining all the fun"

SARS-CoV-2, the virus that causes Covid-19, has made our future vulnerability to biological pathogens — and what we can learn to help prevent the next pandemic — a salient concern. We don’t have much evidence one way or the other whether Covid’s emergence into the world was the result of a lab accident or a … Continue reading "How biological detective work can reveal who engineered a virus"

Four executives from Big Oil — “the richest, most powerful industry in human history,” according to environmentalist Bill McKibben — testified before Congress on Thursday at a hearing meant to reveal how the oil business has undermined government action on climate change. The House Committee on Oversight and Reform questioned the CEOs of ExxonMobil, BP, … Continue reading "What the oil industry still won’t tell us"