Mind & Body

Sunrise at the Tongariki site on Easter Island

Native Americans and Polynesians Met Around 1200 A.D.

Genetic analysis of their modern descendants shows that people from the Pacific Islands and South America interacted long before Europeans arrived

Pooling samples means one test can screen multiple people.

Covid-19

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

This Border Collie doesn't look thrilled to be participating in firework festivities.

Why Fireworks Scare Some Dogs but Not Others

Canine scientists investigate why loud sounds cause some dogs to lose their cool and offer insight on effective treatment

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.

Covid-19

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

Video visits with doctors and other health-care workers saw a sharp uptick as the COVID-19 pandemic took off.

Covid-19

Is COVID-19 the Tipping Point for Telemedicine?

Sheltering in place has pushed virtual health care into the mainstream, making us wonder if we'll ever go back to waiting rooms

A gene unique to humans increased brain size in common marmosets.

Brain Gene Tops the List for Making Humans, Human

In a study involving marmosets, a primate genetically similar to humans, researchers have come closer to understanding brain evolution

Stewart Adams had originally set out to find a cure for rheumatoid arthritis.

The Inventor of Ibuprofen Tested the Drug on His Own Hangover

Stewart Adams' headache subsided—and his over-the-counter pain reliever became one of the world's most popular medications

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

A scanning electron microscope image of SARS-CoV-2, the coronavirus that causes COVID-19.

Covid-19

Why Immunity to the Novel Coronavirus Is So Complicated

Some immune responses may be enough to make a person impervious to reinfection, but scientists don't yet know how the human body reacts to this new virus

Could 2020 be America's Year of the Bidet?

Covid-19

The Bottom Line About Bidets

Amid toilet paper shortages, many Americans are making the switch—but does all the fuss about bidets really hold water?

People who run businesses and other organizations want to know whether the spaces they manage and use are safe on a daily basis.

Covid-19

How Accurate Are Tests to Detect Coronavirus on Surfaces?

Labs and companies are already distributing some, but they vary drastically in price and potential performance

Children would line up in front of the "Temple of Vaccinia" to be vaccinated against smallpox.

COVID-19 May Permanently Shutter Museum Devoted to Vaccination Pioneer

In an ironic twist, Edward Jenner’s historic house is struggling to outlast the financial toll of being closed

Micrograph of a well-differentiated papillary mesothelioma

How Evolution Helps Us Understand and Treat Cancer

A new book argues that controlling cancer is within reach if scientists are able to anticipate the evolution of resistance to traditional treatments

Research suggests humans can occasionally pass the new coronavirus to cats. But felines are very unlikely to be a source of transmission back to humans.

Covid-19

Why the New Coronavirus Affects Some Animals, but Not Others

While the virus seems capable of infecting some pets and wild animals, these cases probably aren’t occurring often

Copper wire

Covid-19

Copper’s Virus-Killing Powers Were Known Even to the Ancients

The SARS-CoV-2 virus endures for days on plastic or metal but disintegrates soon after landing on copper surfaces. Here’s why

A nurse conducts a swab test for SARS-CoV-2 in Chessington, England.

Covid-19

Breaking Down the Two Tests That Could Help Contain the COVID-19 Pandemic

One detects an active infection; another signals that the virus has already left the body. Both are critical for tracking the spread of disease

Danish physician Nadja Albertsen spent a year at Concordia Research Station in Antarctica.

Covid-19

Ten Tips From Scientists Who Have Spent Months in Isolation

Find a hobby, for starters, and don't forget the mission, say scientists who have worked at remote research stations

Can you become immune to SARS-CoV-2?

Covid-19

What Scientists Know About Immunity to the Novel Coronavirus

Though COVID-19 likely makes recovered patients immune, experts aren't sure how long protection lasts

The tobacco mosaic virus seen under 160,000× magnification

Covid-19

How a Few Sick Tobacco Plants Led Scientists to Unravel the Truth About Viruses

With the COVID-19 coronavirus causing a global pandemic, a look back at the scientists who figured out viruses and their relationship to disease

Warmer weather can bring blooms. But don't expect it to resolve the COVID-19 pandemic on its own.

Covid-19

Why Warmer Weather Probably Won’t Stop COVID-19

Yes, most infectious diseases are seasonal. But waiting for COVID-19 to wane on its own is a bad idea

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