Health & Medicine

Henry Bergh (in top hat) stopping an overcrowded horsecar, from Harper’s Weekly, Sept. 21, 1872.

The Horse Flu Epidemic That Brought 19th-Century America to a Stop

An equine influenza in 1872 laid bare how essential horses were to the economy

In February, the Covid-19 pandemic halted polio immunization campaigns across Afghanistan and Pakistan, fueling a new resurgence of polio in children. Here, a young girl is given the polio vaccine in the Kabul Province in October after campaigns were resumed.

Covid-19

How Covid-19 Drove New Polio Cases in Afghanistan

Due to the pandemic, a total of 50 million children did not receive the polio vaccine in Afghanistan and Pakistan

According to the World Health Organization, some 42 "candidate vaccines" against the coronavirus that causes Covid-19 are undergoing clinical trials.

Covid-19

What Is the Best Strategy to Deploy a Covid-19 Vaccine?

Mathematicians are modeling different scenarios for a vaccine rollout to see what may work best

Border collie Chaser had the largest tested word memory of any animal (other than a human).

The Most Famous Dogs of Science

These iconic canines have helped scientists make key discoveries, from archeological finds to cures for disease

In downtown Detroit, Lafayette Greens is an urban garden and public green space where visitors can watch live music, enjoy local art installations, and take community yoga classes, all while watching butterflies flit from plant to plant.

Innovation for Good

Are 'Edible Landscapes' the Future of Public Parks?

Green spaces planted with fruits, veggies and herbs are sprouting across the globe, and the bounty is meant to share

Electron microscope image of a human cell (purple) heavily infected with SARS-CoV-2 virus particles (yellow)

Covid-19

Will the Coronavirus Evolve to Be Less Deadly?

History and science suggest many possible pathways for pandemics, but questions remain about how this one will end

A woman scratches her forearm.

The Search for What Causes Chronic Itching

Scientists are making headway on parsing the condition's biological underpinnings, in hope of better treatments

Mary Fowkes, a pathologist at Mount Sinai Hospital in New York, examines brain slices from an autopsy.

Covid-19

Why Autopsies Are Proving Crucial During Covid-19

Advances in medical imaging have reduced the need for the procedure, but it is leading to discoveries that may help with better treatments

An illustration of Legionella bacteria, the cause of Legionnaires' disease

Why Reports of Legionnaires' Disease Are on the Rise in the United States

Though less common than in the past, Legionella bacteria and other dangerous pathogens still lurk in drinking water

100,000 people die from venomous snakebites each year, a problem the Instituto Clodomiro Picado seeks to address with its antivenoms.

The Lab Saving the World From Snake Bites

A deadly shortage of venom antidote has spurred a little-known group of scientists in Costa Rica to action

A father and his daughter engage in a video chat with their doctor.

Covid-19

Should Parents Test for Covid if Their Kid Might Just Have a Cold?

Experts weigh in on when students with runny noses, fevers, and coughs should be quarantined and checked

A woman with anorexia gets ready to weigh herself.

Covid-19

How Patients With Eating Disorders Have Been Affected by the Pandemic

A recent study suggests that worries related to Covid-19 may exacerbate conditions including anorexia and binge eating

School children are spaced apart in one of the rooms used for lunch at Woodland Elementary School in Milford, Massachusetts on Sept. 11, 2020.

Covid-19

Exactly How Far Should You Distance From Others to Avoid Covid-19?

The CDC recommends 6 feet or more, the WHO about half that distance, but experts say the science is far from settled

Some Covid-19 patients are reporting that foods including coffee, chocolate and red wine smell awful.

Why Covid-19 Patients Are Suffering From Distorted and Phantom Smells

An increasing number of patients are reporting awful scents that aren’t present

Are there other imaging agents hiding in plain sight?

Innovation for Good

Could Tattoo Ink Be Used to Detect Cancer?

A new study on medical imaging agents shows common pigments and dyes could help with early diagnosis

Teaching computers to assess the emotional tone of a piece of writing—a task called sentiment analysis—is becoming more widely used as researchers, companies and even mental health professionals delve into people’s social media musings for insights.

How Algorithms Discern Our Mood From What We Write Online

While sentiment analysis is far from perfect, it distills meaning from huge amounts of data—and could one day even monitor mental health

3D-printed masks made for a New Hampshire hospital amid PPE shortages in March.

Covid-19

Covid-19 Has Designers Reimagining Personal Protective Equipment

The global pandemic has led to a surge in demand for PPE. Inventors have responded—with mixed results.

A doctor checks the temperature of a child at a mobile clinic.

Covid-19

What Happens When Children's Covid-19 Symptoms Won't Go Away

Some parents say their kids have been sick for months, and experts aren't sure what's going on

A speech therapist forms an L during a stuttering therapy.

What Neuroscientists Are Discovering About Stuttering

After centuries of misunderstanding, researchers are tying the condition to genes and brain alterations.

A man who recovered from COVID-19 donates plasma in Bogota, Colombia.

Covid-19

The Peculiar 100-Plus-Year History of Convalescent Plasma

Blood has been considered a viable treatment for infectious disease for over a century, but it has rarely proven to be the best solution.

Page 7 of 36