Seattle Becomes Most Vaccinated City in US, Mayor Says

Moderna Asks FDA to clear COVID-19 Vaccine for Adolescents 12 to 17

Electronic Nose Might "Sniff Out" COVID-19-Infected People at Mass Scale

US Has Bought and Will Donate 500 Million Doses of Pfizer's Vaccine Worldwide

Canada Set to Ease Quarantine Rules for Vaccinated Travelers

New Evidence Suggests COVID-19 Vaccines Remain Effective Against Variants

Dad Turns Building Treehouses into Career

Pfizer COVID-19 Vaccine for Younger Kids on Track, With Shots to Come in the Fall, Company Says

San Francisco on Track to be 1st CA Metro City to Reach Full Herd Immunity, UCSF Doctors Say

NYC to Host Epic Concert for 60,000 People in Central Park This Summer to Celebrate Reopening

COVID Wards are Emptying Out in South Florida

Health Chief Declares Norway Has Beaten COVID-19 Pandemic

US Surpasses 300 million COVID-19 Vaccine Shots Administered

More Children Than Ever Could be in Classrooms for Summer School, Getting Great Education

Canada Grants NHL Exemption for Cross-Border Travel During Playoffs

Lines Never Felt So Good: Crowds Herald New York’s Reopening

‘I’m Still Dreaming:’ Toledo Man is Ohio’s Second Vax-a-Million Winner

Venice Sees its First Cruise Ship Since Start of Coronavirus Pandemic

One in 20 New Zealand Adults Now Fully Vaccinated, New Batch of Vaccines Arrives

Japan Gives $800M to UN-Backed COVID-19 Vaccine Program