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infectious disease

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How to Understand COVID-19 Variants and Their Effects on Vaccines

By Tara C. Smith
February 25, 2021
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Researchers are tracking the different strains of SARS-CoV-2 and studying how they spread through our population and our bodies.

Looping video shows a constantly shifting set of curves and a moving keyhole view of the pandemic coronavirus.
COVID-19

The Hard Lessons of Modeling the Coronavirus Pandemic

By Jordana Cepelewicz
January 28, 2021
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In the fight against COVID-19, disease modelers have struggled against misunderstanding and misuse of their work. They have also come to realize how unready the state of modeling was for this pandemic.

2020 in Review

The Year in Biology

By John Rennie
December 23, 2020
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While the study of the SARS-CoV-2 virus was the most urgent priority, biologists also learned more about how brains process information, how to define individuality and why sleep deprivation kills.

Electron micrograph of the hepatitis C virus.
Abstractions blog

Scientists Win Nobel Prize for Discovering the Hepatitis C Virus

By Jordana Cepelewicz
October 5, 2020
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Harvey Alter, Michael Houghton and Charles Rice were awarded the 2020 Nobel Prize in Physiology or Medicine for their discovery of the cause of a major liver disease.

Insights puzzle

How to Assess Risks During the Coronavirus Pandemic

By Pradeep Mutalik
September 25, 2020
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The medical research scientist and Quanta puzzle columnist Pradeep Mutalik explores how to make sense of COVID-19 data while managing your personal risk.

A false-colored scanning electron micrograph of a macrophage.
immunology

‘Trained Immunity’ Offers Hope in Fight Against Coronavirus

By Esther Landhuis
September 14, 2020
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A novel form of immunological memory that was mostly ignored for a century extends the benefits of vaccines. It could be of help in ending the COVID-19 pandemic.

Photograph of a bat in flight.
Abstractions blog

Can Vaccines for Wildlife Prevent Human Pandemics?

By Rodrigo Pérez Ortega
August 24, 2020
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Studies suggest that self-disseminating vaccines could prevent the “spillover” of animal viruses into humans as pandemic diseases.

Insights puzzle

COVID-19 Is Raging. How Safe Is Your Backyard Party?

By Pradeep Mutalik
August 6, 2020
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Awash in coronavirus data, misinformation and tremendous uncertainty, we need to put our risk analysis skills to the ultimate test.

Insights puzzle

How to Design (or at Least Model) Mixed Dog Breeds

By Pradeep Mutalik
July 31, 2020
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Readers simulated the genetics of dog breeding to solve a puzzle about mixed breed percentages and sexual reproduction.


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