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COVID-19

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

A nail technician works at the Van Gogh Museum in Amsterdam. Patrons could choose from several Van Gogh-inspired designs, including ones inspired by the Impressionist painter's depictions of cherry blossoms and starry night skies.

In a Day-Long Protest, Dutch Museums Transform Into Gyms, Nail Salons and Barber Shops

The coordinated effort was “playful” but challenged the government’s inconsistent Covid-19 lockdown measures

With Omicron’s high transmissibility and record number of infections, public health experts encourage the use of high-quality masks to prevent spreading the airborne virus.

Biden Administration Plans to Provide 400 Million N95 Masks to Americans Amid Omicron Surge

Starting next week, adults can pick up three free masks each at pharmacies, community centers and vaccination sites

Staff members from the Agriculture, Fisheries and Conservation Department in Hong Kong investigate a pet shop that was closed after hamsters tested positive for the coronavirus.

Covid-19

Hong Kong Will Cull Thousands of Hamsters and Small Animals After Delta Variant Was Detected in a Pet Shop

Though there is no evidence of domestic animals passing the disease to humans, officials say they are acting out of caution

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

With more reports on the rise, doctors and public health experts are emphasizing that vaccines against covid-19 and influenza are the best way to protect against cases of severe infection.  

Covid-19

What Is ‘Flurona’? Cases of Co-Infections Increase Amid Peak Influenza Season and Omicron Variant Surge

In the United States, most infections are being reported in young children and teens

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

Sharks have been on the planet for close to 500 million years and, in that time, have developed an extraordinary immune system with immune mechanisms that mammals do not have.  

How Shark Antibodies Could Aid the Fight Against Coronavirus and Prepare for Future Outbreaks

The protein-like immune molecules were found to block SARS-Cov-2 from entering human cells

From amazing firsts on Mars to the impacts of climate change on Earth, these science stories stood out as the most important of 2021

The Ten Most Significant Science Stories of 2021

Thrilling discoveries, hurdles in the fight against Covid and advancements in space exploration defined the past year

Smithsonian's most-read stories of 2021 included an explainer on crocodile evolution, a profile of a teen inventor and a feature on Viking explorer Gudrid the Far Traveler.

Our Top Ten Stories of 2021

From archaeological finds to an invasive weed to Roman bathrooms, these were our most-read articles of the year

The CDC said Thursday that “receiving any vaccine is better than being unvaccinated.”

The CDC Now Recommends Pfizer and Moderna Covid-19 Vaccines Over J&J

The decision comes after more evidence linking the Johnson & Johnson shot to a rare blood clotting syndrome

The Food and Drug Administration could authorize the experimental pill within days.

Pfizer Says Covid-19 Pill Is Effective and Likely Works Against Omicron

The drug helps those already infected, but experts say vaccination is the best way to prevent contracting and spreading the virus

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The Best Books of 2021

The Ten Best Science Books of 2021

From captivating memoirs by researchers to illuminating narratives by veteran science journalists, these works affected us the most this year

Indian buffets invite a range of eaters—from the timid to the adventurous—to explore and experiment without intimidation.

Searching for Curry and Enlightenment on the Indian Buffet Line

A return to trays of glistening tandoori and hand-rolled naan for the first time since the start of the Covid-19 pandemic is a return to normalcy

The researchers note that the gum looks and feels like the type of gum found in convivence stores and can be stored at normal temperatures for years without damaging the ACE2 protein molecules that trap the SARS-coV-2 particles.  

Covid-19

Could This Chewing Gum Reduce the Spread of Covid-19?

Preliminary results show the viral load in infected saliva was reduced viral load by 95 percent, but the research has a long way to go

A booster shot is administered in Stony Brook, New York in November. Such a shot can help spur a person’s immune system to ramp up defenses against Covid-19.

Six Questions About Waning Immunity to Covid-19 Answered

Experts weigh in on when a reduced immune response occurs and how boosters can help restore defenses

To reduce the risk of contracting and spreading Omicron, experts offer the same proven advice as they do against all Covid-19 variants: social distancing, masking, and getting vaccinated and boosted.

What Experts Do and Don’t Know About the Omicron Covid-19 Variant

Scientists have dubbed Omicron a “variant of concern,” but warn against panic

The coronavirus is suspected to attack specific cells in the nose that help olfactory nerves, which sense smell, operate. 

Up to 1.6 Million People in the U.S. Have Long-Term Smell Loss Due to Covid-19

After six months of smell loss, the chance of recovery drops to less than 20 percent, and around 5 percent of all cases will result in permanent loss

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