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

The so-called "Letter From Heaven" was marketed as a message from Jesus himself, conveying instructions and conferring protection on those who sent them to others.

Before Chain Letters Swept the Internet, They Raised Funds for Orphans and Sent Messages From God

Recipe exchanges, poetry chains, photo challenges and other ostensibly comforting prompts are enjoying a resurgence amid the COVID-19 pandemic

Specimens like these at Dublin’s Natural History Museum contain valuable information about the evolution of pathogens and host organisms.

How Museum Collections Could Help Scientists Predict Future Pandemics

The broad array of animal specimens could allow researchers to identify likely pathogen sources, hosts and transmission pathways

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

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

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

A wooden paddle with a nail-studded leather face was used in Alabama in 1899 to perforate mail in preparation for fumigation as a precaution against yellow fever.

Mail Handlers Used to Poke Holes in Envelopes to Battle Germs and Viruses

The postal service and scientists say there’s no need to sanitize the mail today

Fumigation was used on library book collections in the late 19th and early 20th centuries, when book-borrowing was seen as a possible disease vector.

How Do Libraries Clean Books? And More Questions From Our Readers

You've got question. We've got experts

Warren Harding and First Lady Florence Harding watching a horse show the year he became president.

Warren Harding Tried to Return America to 'Normalcy' After WWI and the 1918 Pandemic. It Failed.

The lessons from his presidency show that a quick retreat to the past can be just a mirage

Sampling wastewater could give scientists a new way to track the spread of the new coronavirus.

How Wastewater Could Help Track the Spread of the New Coronavirus

The virus that causes COVID-19 is unlikely to remain active in sewage, but its genetic material can still help researchers identify at-risk communities

Reduced traffic in Los Angeles reveals a clear view of the San Gabriel Mountains beyond downtown.

Air Pollution May Make COVID-19 Symptoms Worse

Research linking air pollution to elevated death rates remains preliminary but scientists hope the pandemic spurs tighter air quality regulations

Choctaw and Irish dancers at a 2017 dedication ceremony of a sculpture commemorating the 1847 donation

Irish Return Historic Favor by Donating to Native Americans During Pandemic

In 1847, the Choctaw Nation sent $170—more than $5,000 today—to victims of the Irish potato famine

Some U.K. crafters are dedicating their spare time to making masks and drawstring bags for medical professionals.

Arts and Crafts Are Experiencing Surge in Popularity Amid COVID-19

Stay-at-home orders have inspired those with ample free time to pick up hands-on projects

The Fox tunnel is one of only two underground facilities dedicated exclusively to the scientific study of permafrost where a visitor can actually walk around inside the frozen earth.

In a Tunnel Beneath Alaska, Scientists Race to Understand Disappearing Permafrost

What lies inside the icy cavern seems more and more like a captive, rare animal, an Earth form that might soon be lost

Take this time to learn how to sew.

The Best Places for Your Kids to Learn Real-Life Skills Online

Why not use quarantine as an opportunity to have your homeschoolers master woodworking or engine repair?

This yellow lab is not involved in the research, but it still a very good doggo.

Dogs Are Being Trained to Sniff Out COVID-19

Researchers are attempting to teach eight dogs to detect the pandemic, which could help quickly screen large numbers of people in public places

Philip Kahn, pictured on his 100th birthday with his grandson, Warren Zysman, and great-grandson

One Hundred Years After Influenza Killed His Twin Brother, WWII Veteran Dies of COVID-19

In the days before his death, the New York man spoke often of his lost twin and the lessons humanity seemed not to have learned

An ongoing study by the Lyon Neuroscience Research Center has found a 35 percent increase in dream recall and a 15 percent increase in negative dreams.

Insomnia and Vivid Dreams on the Rise With COVID-19 Anxiety

Fears around the pandemic are causing sleep patterns to change and strange dreams to linger in people’s memories

Nadia and her sister Azul as cubs at the Bronx Zoo in 2016. Both tigers showed symptoms of COVID-19, and Nadia tested positive for the virus.

A Tiger in the Bronx Zoo Tested Positive for COVID-19

Nadia, a four-year-old Malayan tiger, is the first known animal to test positive for coronavirus in the United States

Times Square stands largely empty on March 22.

As COVID-19 Reshapes the World, Cultural Institutions Collect Oral Histories

Universities, libraries and museums are among the organizations seeking personal stories about the pandemic's effects on daily life

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