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Medicine

Archaeologists found a 5,300 year old skull, possibly from an elderly woman, that showed signs of early ear surgery.

Cool Finds

5,300-Year-Old Skull Offers Earliest Known Evidence of Ear Surgery

Bone growth suggests the patient survived the procedure, which was likely conducted to treat an infection

Black-legged ticks, also called deer ticks, carry a variety of diseases that can be passed to humans.

Scientists Edit Tick Genes for the First Time

Altering tick genomes could bring scientists closer to managing ticks and tick-borne illnesses like Lyme disease

This seven-foot statue of Pearl Kendrick, center, and Grace Eldering, left, was unveiled in Grand Rapids in 2019. Lab assistant Loney Clinton stands to the right with a microscope.

Women Who Shaped History

The Unsung Heroes Who Ended a Deadly Plague

How a team of fearless American women overcame medical skepticism to stop whooping cough, a vicious infectious disease, and save countless lives

The patient was treated for HIV using stem cells from umbilical cord blood, a less invasive and risky method compared to bone marrow transplants.

First Woman Has Been ‘Cured’ of HIV Using Stem Cells

The novel treatment using umbilical cord blood could help dozens of people with both HIV and aggressive cancers

A woman who is six months pregnant receives a Covid booster shot in Los Angeles. The CDC advises pregnant women to get vaccinated.

Covid-19

Seven Things to Know About Covid-19 and Pregnancy

From the effect of vaccines on a baby’s immunity to whether Covid-19 can cause stillbirths, experts weigh in with helpful information and advice

The life-size exhibit presents an inclusive vision of women excelling in STEM (science, technology, engineering, and mathematics).

Smithsonian Honors Female Scientists With 120 Bright Orange Statues

The 3-D–printed figures will be displayed on the National Mall in celebration of Women’s History Month

Fetal alcohol spectrum disorders could affect between 1 and 5 percent of children in the United States.

New Tools May Help Diagnose Fetal Alcohol Spectrum Disorders

If conditions stemming from exposure to alcohol in-utero can be better identified, then scientists can more effectively research treatments

Scientists built this synthetic fish using paper, plastic, gelatin and human heart cells.

Scientists Build an Artificial Fish That Swims on Its Own Using Human Heart Cells

The experiment could advance pacemaker technology and bring science closer to developing artificial hearts for people

After years of being paralyzed from the waist down, Michel Roccati can now walk again with the aid of nerve-stimulation devices.

Good News

Spinal Stimulation Device Helps Paralyzed Patients Walk, Cycle and Swim

Within days of their implants being activated, all three men were able to walk with support

Runners in Hawaii exercise at sunset. Exercise has profound effects on brain structure and provides more subtle mental health benefits as well.

The Future of Mental Health

How Exercise Boosts the Brain and Improves Mental Health

New research is revealing how physical activity can reduce and even ward off depression, anxiety and other psychological ailments

Properly fitted N95 masks should filter 94-95 percent of viral particles.

Covid-19

What You Need to Know About Covid Masks in the Age of Omicron

From what to wear to how to avoid counterfeits, experts weigh in on the latest advice about masks and Covid-19

More than a third of Americans cook with gas stoves, which can emit formaldehyde, carbon monoxide, and nitric oxides.

Gas Stoves Are Worse for Climate and Health Than Previously Thought

A new study is heating up the debate over gas-powered stovetops

African clawed frogs (Xenopus laevis) were able to regrow a functional limb within 18 months of the novel treatment.

Frogs Can Regrow Lost Legs in the Lab. Now, Researchers Say Human Limb Regeneration Could Happen ‘in Our Lifetime’

A 24-hour treatment using a five-drug cocktail kickstarted a yearlong regrowth process in the amphibians

Anthony Fauci (left), director of the National Institute of Allergy and Infectious Diseases and chief medical advisor to the President, listens as President Joe Biden (right) delivers remarks on the Omicron Covid-19 variant. Fauci has warned that Omicron could reach most of the population.

Covid-19

Seven Key Questions About Omicron Answered

As the variant spreads and more studies have been done, experts share what they know

When putting on or taking off a mask, handle it by the edges or straps to avoid contamination.

Covid-19

Can You Reuse a KN95 or N95 Mask? Experts Say Yes, but Follow These Steps

Regularly check for stretched-out straps, staining and soiling, which can compromise masks’ ability to filter viruses like Covid-19

The gene-edited pig heart recipient, who was ineligible for a human heart transplant, is doing well three days after the surgery. 

In a First, Man Receives a Heart From a Gene-Edited Pig

The swine-to-person cardiac transplant offers hope for thousands in need of organs

Preliminary evidence suggests that rapid tests like Abbott BinaxNOW and Quidel QuickVue struggle to detect the omicron variant during an individual’s first few days of infection. 

Should You Add a Throat Swab to Your At-Home Covid-19 Test?

Mounting evidence suggests the extra step might catch Omicron infections earlier than a nasal swab alone, but the FDA warns against it

More than a quarter of American ICU beds are currently occupied by Covid-19 patients.

U.S. Sets Record With Over 1 Million New Daily Covid-19 Cases

Experts credit the recent surge to the spreading omicron variant and a lag in case reporting over the holidays

“You become a little bit of a fixture in the community,” says Stewart, seen here in San Diego.

The Veterinarian Brings His Healing Presence to Pets of the Unhoused

Kwane Stewart discovers the little-known world of generosity and love

(Top) Leila Strickland, Michelle Egger, Toby Kiers, Colin Averill, J. Richard Gott (Middle) Leslie Jones-Dove, Devshi Mehrotra, Prisha Shroff, Iké Udé (Bottom) Tim Farrelly, Omar Salem, David Deneher, Victor A. Lopez-Carmen, Doris Sung

Innovation for Good: Game Changers

Sixteen Innovators to Watch in 2022

These trailblazers are dreaming up a future with cell-cultured breastmilk, energy-saving windows and more

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