Mind & Body

Signals from smartwatches can help catch infections early.


Can Smartwatches Be Adapted to Help Detect Covid-19 Infections?

With new algorithms, wearable devices—collecting vital signs like heart rate and skin temperature—could catch illness early

Elizabeth and Emily Blackwell were the first and third women doctors in the United States.

Women Who Shaped History

The Way Americans Remember the Blackwell Sisters Shortchanges Their Legacy

Elizabeth and Emily Blackwell deserve to have their incredible stories told in full

A researcher of Stermirna Therapeutics Co., Ltd. shows the experiment to develop an mRNA vaccine targeting the novel coronavirus in east China's Shanghai.

What Are mRNA Vaccines, and Could They Work Against COVID-19?

A technique never before used in humans may be the fastest way to a vaccine against the novel coronavirus

Halloween can be a particularly challenging time for families navigating life-threatening food allergies.

Allergic Reactions to Peanuts and Tree Nuts Spike 85 Percent on Halloween

Parents and children can avoid the dangers by taking key precautions and embracing alternative activities

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

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


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.

The formation of a blood clot


Why Blood Clots Are a Major Problem in Severe Covid-19

Out-of-control clotting can endanger some patients even after the virus has gone. Researchers are trying to understand the problem and how to treat it.

Cars line up at a drive-in coronavirus testing site in Miami Gardens, Florida, in late June. Testing in many states has been hampered by bottlenecks and long delays, problems that could be eased by the rapid, simple tests scientists are now developing.


Scientists Are Racing to Develop Paper-Based Tests for Covid-19

Inexpensive—and potentially at-home—tools could take only minutes to tell if someone is infected

A young boy in Benin, in West Africa, receives a bed net designed to help prevent malaria.


How Covid-19’s Spread Could Drive an Increase in Malaria Deaths

Health professionals worry the pandemic could stress resources and lead to misdiagnosis in Africa

A customer talks to a waiter in a mask while eating his meal at a table divided with transparent panels in Bangalore, India.


What Scientists Know About Airborne Transmission of the New Coronavirus

Aerosol experts, from engineers to doctors, weigh in on the ability of tiny droplets to transmit the virus that causes COVID-19

Sperm swimming illusion when seen from above. The sperm tails seems to move symmetrically from one side to another. This view on how sperm moves was established since first observed by Antonie van Leeuwenhoek in 1677, more than three centuries ago.

Researchers Discover How Human Sperm Really Swim

A new 3-D microscopy study overturns hundreds of years of reproductive science

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

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

Our bodies carry many bacteria and fungi, not all of them harmful.

What Quarantine Is Doing to Your Body's Wondrous World of Bacteria

The germs, fungi and mites that grow on our hands, face, armpits and elsewhere have become stranded during the age of social distancing

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.

Education During Coronavirus

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

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

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.


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.


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

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