
Children’s Birthdays May Have Spread COVID Infections
The risk of infection increased by up to 30 percent or so among people with observances in the first 10 months of 2020

Children’s Birthdays May Have Spread COVID Infections
The risk of infection increased by up to 30 percent or so among people with observances in the first 10 months of 2020

New Coronavirus Variants Are Urgently Being Tracked around the World
Genomic sequencing efforts are limited in developing countries, but scientists are mobilizing to help


Coronavirus News Roundup: June 5 to June 18
Pandemic highlights for the past two weeks

COVID, Quickly, Episode 9: Delta Variant, Global Vaccine Shortfalls, Beers for Shots
Today we bring you a new episode in our podcast series: COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to new variants and everything in between.
You can listen to all past episodes here.

How COVID Is Changing the Study of Human Behavior
The pandemic is teaching us key lessons about how people respond to crisis and misinformation, and it is spurring changes in the way scientists study public health questions

From $1-Million Lotteries to Free Beer: Do COVID Vaccination Incentives Work?
Doling out cash rewards and lifting mask mandates could increase vaccine uptake, some research suggests

Labor Department Issues Emergency Rules to Protect Health Care Workers from COVID
The new rules would require employers to notify workers of possible exposure to the disease and to report deaths or hospitalizations to the government

COVAX Effort to Vaccinate the World Is Faltering
The international collaboration does not have enough COVID vaccine doses to meet its goals, so wealthy countries must step up to fill the gap

The COVID Lab-Leak Hypothesis: What Scientists Do and Do Not Know
An examination of the arguments that SARS-CoV-2 escaped from a lab in China and the science behind them

Why We Don’t Know the Animal Origins of the Coronavirus
Viruses that “spill over” to people do not stick around in animals, so finding true sources takes years of careful work, an expert says

A ‘Universal’ Coronavirus Vaccine to Prevent the Next Pandemic
A pan-coronavirus vaccine could be “one vaccine to rule them all,” and so far it has shown strong results in mice, hamsters, monkeys, horses and even sharks.

Why India’s Second COVID Surge Is So Much Worse Than the First
Large gatherings and much more lenient restrictions have allowed the virus to spread at devastating levels