Viruses

A boy has his temperature checked as he receives a free COVID-19 test in Los Angeles.

What Scientists Know About How Children Spread COVID-19

As communities struggle with the decision over whether to open up schools, the research so far offers unsatisfying answers

Yosemite Valley seen from the Tunnel View lookout point in the Yosemite National Park, California on July 08, 2020. The park's sewage has now tested positive for the presence of the novel coronavirus, suggesting that some of its visitors over the Fourth of July weekend were infected.

Yosemite Sewage Tests Positive for Coronavirus

Test results suggest there were dozens of visitors carrying the novel coronavirus in the park over the Fourth of July weekend

How will SARS-CoV-2 evolve?

How Viruses Evolve

Pathogens that switch to a new host species have some adapting to do. How does that affect the course of a pandemic like COVID-19?

Llamas, alpacas and other camelids produce a special kind of antibody called nanobodies, which may be used to treat and prevent the spread of COVID-19.

Llama Cells Could Help Scientists Create a COVID-19 Treatment

Scientists are re-engineering llama antibodies to neutralize the virus

Together, COVID-19 cases in California, Florida and Texas accounted for one-fifth of new cases in the world and one-third of new cases in the United States on Monday, July 13.

California, Texas and Florida Emerge as COVID-19 Hotspots

Combined, the three states accounted for nearly 20 percent of the world's new cases on earlier this week

John Rogers and his colleague Shuai Xu’s tech startup Sonica Health is submitting the device with a pulse oximeter and its algorithms to the FDA for approval later this month.

This Band-Aid-Like Patch Could Detect Early COVID-19 Symptoms

Northwestern University scientist John Rogers has developed a wearable that adheres to the throat and relays data to a physician

A survey of nearly 1,000 environmental education and outdoor science schools that serve primarily K-12 learners shows that 63 percent of such organizations are uncertain whether they will ever open their doors again, if pandemic restrictions last until year’s end.

Will COVID-19 Spell the End of Outdoor and Environmental Education?

The pandemic has been devastating to the field, according to a recent survey

A worker disinfects a hog pen in Suining in southwest China's Sichuan province in February 2020.

New Swine Flu Strain With Pandemic Potential Isn’t Cause for Alarm

The findings are a reminder not to forget about seasonal viruses, but also shows that virus surveillance systems work

Pooling samples means one test can screen multiple people.

Pooled Testing Could Be the Fastest and Cheapest Way to Increase Coronavirus Screening

Placing swabs from multiple individuals in a single test gets more people diagnosed using fewer supplies

A woman wearing a mask walks the Brooklyn Bridge in the midst of the coronavirus (COVID-19) outbreak on March 20, 2020 in New York City.

A Virus Study You’ve Never Heard of Helped Us Understand COVID-19

What Columbia University researchers learned when they tried to get a complete picture of how respiratory viruses spread across Manhattan

An up-close look at SARS-CoV-2 virus, which causes the COVID-19 disease

COVID-19 Cases Exceed Eight Million Worldwide

The bleak milestone arrives as cases spike in South America

A woman sunbathes in a roped-off distancing zone marked out along the beaches in La Grande Motte, southern France.

Five Safety Measures Beaches Are Taking to Minimize the Spread of COVID-19

Seaside areas around the world are using technology and strict regulations to try to protect visitors from the virus

Bats have harbored dangerous coronaviruses that crossed to humans, like SARS-CoV-2.

These Scientists Hunt for Viruses in Animals Before They Strike Humans

Even before the COVID-19 pandemic, researchers were searching for potential human pathogens in wild animals. They’ve found thousands

In the United Kingdom, coronavirus lockdown measures were relaxed on June 15.

Studies Estimate That Lockdowns Slowed COVID-19 Spread and Saved Lives

Experts say the results provide evidence in support of extending these measures

Visitors gather on the South Rim of Grand Canyon National Park after its reopening.

The 'New Normal' of Visiting America's National Parks

Across the country, these treasured places—and the lodges and businesses that support them—navigate a complicated reopening

In this origin story of the modern ventilator, we appreciate the duality of intensive care medicine: Its defining strength is also its weakness.

How a Polio Outbreak in Copenhagen Led to the Invention of the Ventilator

After one hospital struggled to sustain the breathing of hundreds of patients, engineers found a solution that saved lives and sparked an ethical firestorm

Maintaining social distancing is a challenge as workplaces reopen during the coronavirus pandemic.

How Workplaces Will Use Emerging Tech to Monitor Social Distancing

But do these technologies, apps and wearables respect employee privacy?

A pandemic from a century ago doesn’t necessarily chart the course of the pandemic happening now.

Compare the Flu Pandemic of 1918 and COVID-19 With Caution

The past is not prediction

Signs on the floor encourage social distancing.

The New Normal of Dining Out

Restaurants and bars worldwide are instituting unique safety measures against the spread of COVID-19. But will they be effective?

Vial and packaging for the 1957 H2N2 vaccine, at the National Museum of American History. Producing the inoculation required hundreds of thousands of fertilized chicken eggs per day.

How the U.S. Fought the 1957 Flu Pandemic

The story of the medical researcher whose quick action protected millions of Americans from a new contagion

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