Think

How Does the Coronavirus Variant Spread? Here’s What Scientists Know

In Minority Communities, Doctors Are Changing Minds About Vaccination

Vaccines Take a While to Kick In. Experts Say That Means the Body Is Doing Its Job.

Here’s Why the ‘Last Mile’ of Vaccine Distribution Is Going So Slowly

New story in Science and Health from TIME: 2020 Was a Year of Climate Extremes. What Can We Expect in 2021?

‘Grim’ Virus Discoveries in Colorado and California Alarm Scientists

C.D.C. warns against second vaccine shots for those who have allergic reactions the first time.

Warp Speed Officials Say Covid Vaccine Distribution Is Going Too Slowly

How the Sinopharm Vaccine Works

How the Novavax Vaccine Works

He Was Hospitalized for Covid-19. Then Hospitalized Again. And Again.

More Contagious Coronavirus Variant Found in Colorado

New story in Science and Health from TIME: Why Do We Dream? A New Theory on How It Protects Our Brains

New story in Science and Health from TIME: Belarus and Argentina Start Vaccinations With Russian Shots

Is Dairy Farming Cruel to Cows?

You’re Infected With the Coronavirus. But How Infected?

Is Dairy Farming Cruel to Cows?

H. Jack Geiger, Doctor Who Fought Social Ills, Dies at 95

Small Number of Covid Patients Develop Severe Psychotic Symptoms

Good News About the Coronavirus Vaccine Is Becoming Contagious

Turkey and Brazil Say Chinese Vaccine Effective, With Sparse Supporting Data

Boston Doctor Reports Serious Allergic Reaction After Getting Moderna’s Covid Vaccine

Vaccine Memories of Another Time and Place

How Much Herd Immunity Is Enough?

How the Sinovac Vaccine Works

How Much Herd Immunity Is Enough?

Coronavirus Variant Is Indeed More Transmissible, New Study Suggests

What to Know About the Covid Antibody Drugs That Could Help Many

What to Know About the Covid Antibody Drugs That Could Help Many

Covid Antibody Drugs Go Unused as Need Soars

New story in Science and Health from TIME: Pfizer and BioNTech To Supply U.S. With Additional 100m Doses of Vaccine

Trial of High-Dose Blood Thinners in I.C.U. Patients Is Halted

Sloan Kettering Paid $1.5 Million Severance to a Cancer Doctor Forced Out Over Conflicts

Sloan Kettering Paid $1.5 Million Severance to a Cancer Doctor Forced Out Over Conflicts

Pulse Oximeter Devices Have Higher Error Rate in Black Patients

The U.K. Coronavirus Variant: What We Know

The U.K. Coronavirus Variant: What We Know

Now That Grandma Has Been Vaccinated, May I Visit Her?

Frontline Workers and People Over 74 Should Get Shots Next, CDC Panel Says

The Coronavirus Is Mutating. What Does That Mean for Us?

C.D.C. Panel Endorses Moderna Vaccine for Americans

How the Johnson & Johnson Vaccine Works

Here’s What People With Allergies Should Know About Covid Vaccines

States Complain of Smaller Vaccine Shipments Than Expected

F.D.A. Panel Endorses Moderna’s Covid-19 Vaccine

Sacklers Deny Personal Responsibility for Opioid Epidemic in House Hearing

How the Oxford-AstraZeneca Vaccine Works

She Saved Thousands of Best Friends. Then Covid-19 Killed Her.

New story in Science and Health from TIME: The Chang’e 5 Capsule Returns to Earth Carrying Moon Rocks In the Latest Breakthrough for China’s Space Program

Hospitals Discover a Surprise in Their Vaccine Deliveries: Extra Doses