Mask wearers line up for free face coverings in Queens, New York

Which Mask Offers The Best Protection From COVID-19?

From KN95s to cloth masks, a mask expert and mechanical engineer talks through the different types of face coverings.


0:28Volunteers wearing face masks at an information booth for the Beijing Winter Olympics Games
Andy Wong / AP

Beijing District Orders Mass Virus Testing Ahead Of Olympics

5:32Pharmacist prepares a booster dose of the Moderna COVID-19 vaccine.
Charles Krupa /AP

CDC Releases Data On Booster Shot Effectiveness Against Omicron

Police set off a water cannon against protestors during a demonstration against COVID-19 measures in Brussels on Jan. 23
Geert Vanden Wijngaert / AP

Police Fire Water Cannons, Tear Gas At COVID-19 Protests In Brussels

A resident holds up a tube and swab to get tested at a nuclei test station in Beijing, China
Ng Han Guan / AP

China's Success Taming Virus Could Make Exit Strategy Harder

3:18COVID rapid tests for sale at Thompson Chemists

Some Distributors Are Price Gouging COVID-19 Rapid Tests

3:35Rendering of early plans for two new Intel processor factories.
Intel Corporation / AP

Intel To Build $20B Ohio Chip Facility Amid Global Shortage

0:18U.S. Department of Homeland Security plaque
Lynne Sladky / AP

DHS To Require Vaccination For Non-U.S. Workers Crossing Borders

0:39Singer Adele performing on stage.
Joel Ryan / AP

Adele Postpones Las Vegas Residency Due To COVID-19

3:50Baby drinking formula.
Denis Farrell / AP

Parents Struggle To Find Baby Formula Due To Shortage

5:42People wait in a long line to get tested for COVID-19
Seth Wenig / AP

COVID Fatigue Sets In As U.S. Marks 2 Years Since First Reported Case

6:50A nurse attends to a COVID-19 patient
Kyle Green / AP

Looking Back: First Case Of COVID Confirmed In The U.S.

6:15A dose of Pfizer-BioNTech COVID-19 vaccine is prepared in a syringe
Paul Sancya / AP

Reflecting On The First COVID Vaccine Administered

9:37People leave a free PCR & RAPID COVID-19 testing site in Chicago
Nam Y. Huh / AP

Former U.S. Surgeon General Reflects On 2 Years Of COVID

3:58Chaplain Kevin Deegan, left, and registered nurse Michelle Stephens comfort each other in a COVID-19 unit
Jae C. Hong / AP

Biden Administration: $103M To Fund Health Care Workers' Mental Health

3:47Graphic showing SMART Health Card
SMART Health Card

Digital Vaccine Cards Gain Popularity

1:54People wearing face masks
Charles Krupa / AP

Study: Prior COVID-19 Infection Protects Best Against Delta Variant

0:28Sign reading "This Way Out of the Pandemic"
Kirsty Wigglesworth / AP

U.K. Lifts COVID-19 Restrictions

Man on the phone at a state unemployment and career office.
Paul Sakuma / AP

U.S. Weekly Jobless Claims Rise To 286,000, Highest Since October

4:15A hiring sign
Nam Y. Huh / AP

How The Great Resignation Got Started

3:12Passengers move about a spacious Terminal B of New York's LaGuardia Airport
Craig Ruttle / AP

The Worst Airports In The U.S. — And How They're Getting Revamped

Starbucks logo
David Zalubowski / AP

Starbucks Nixes Vaccine Mandate After Supreme Court Ruling

4:59An EMT delivers a patient to a hospital
Jae C. Hong / AP

COVID Is Putting Serious Strain On Oklahoma Hospitals

3:14A health worker administers a shot of the Pfizer COVID-19 vaccine to a child
Eraldo Peres / AP

Pediatric Units In The U.S. Tackle Child COVID Case Surge

1:35A medical assistant wears an N95 mask.
Ted S. Warren / AP

Biden Administration To Distribute 400 Million Free N95 Masks

7:19COVID mask
Peter Hamlin / AP

Extending The Life Of Your Mask To Prevent COVID-19

2:03Kids sit masked in desks at school.

Schools Are Struggling To Change Amid Omicron Spread

A body of a COVID-19 patient with a sheet at Providence Holy Cross Medical Center in Los Angeles
Jae C. Hong / AP

U.S. Faces Wave Of Omicron Deaths In Coming Weeks, Models Say

2:58Two at-home COVID-19 test kits
David Dermer / AP

How To Order Free At-Home COVID-19 Tests From The Government

1:54Medical staff member prepares COVID-19 vaccine dose
Alvaro Barrientos / AP

Israel Study: 4th COVID-19 Vaccine Dose Doesn't Prevent Omicron

A pet shop in Hong Kong temporarily closes after hamsters test positive for coronavirus
Kin Cheung / AP

Hong Kong To Kill 2,000 Animals After Hamsters Get COVID-19