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Delta variant

The ‘Gryphon’ family of COVID variants is spreading globally—but their bark may be a lot worse than their bite
Health
The ‘Gryphon’ family of COVID variants is spreading globally—but their bark may be a lot worse than their bite
By Erin PraterJanuary 12, 2023
COVID finally got me. Will it come for you?
Commentary
COVID finally got me. Will it come for you?
By Carolyn BarberJuly 12, 2022
Aerial view of the hands of a scientist at work
Health
Can you catch COVID-19 twice in 20 days? A Spanish health care worker did, suggesting previous infections offer little protection against Omicron
By Sophie MellorApril 21, 2022
Here are the COVID subvariants behind the latest rise in cases—including the most contagious strain dominating the country
Health
Here are the COVID subvariants behind the latest rise in cases—including the most contagious strain dominating the country
By Andrew MarquardtApril 16, 2022
Doctors say the pandemic is far from over amid BA.2’s emergence: ‘We are probably only in the 4th inning’
Health
Doctors say the pandemic is far from over amid BA.2’s emergence: ‘We are probably only in the 4th inning’
By Andrew MarquardtApril 12, 2022
White Americans are dragging down U.S. life expectancy. Here’s why
Health
White Americans are dragging down U.S. life expectancy. Here’s why
By Andrew MarquardtApril 8, 2022
Young child hospitalizations rose 5-fold during the Omicron surge versus Delta. But a CDC report found a silver lining
Health
Young child hospitalizations rose 5-fold during the Omicron surge versus Delta. But a CDC report found a silver lining
By Erin PraterMarch 17, 2022
Meet ‘Deltacron,’ the Delta-Omicron hybrid COVID variant acknowledged by the World Health Organization this week
Health
Meet ‘Deltacron,’ the Delta-Omicron hybrid COVID variant acknowledged by the World Health Organization this week
By Erin PraterMarch 11, 2022
Inside Moderna’s plan to battle Omicron and develop a booster that works against any future variants
Magazine
Inside Moderna’s plan to battle Omicron and develop a booster that works against any future variants
By Erika FryJanuary 30, 2022
‘Stealth Omicron’ vs Omicron: What we know about the latest variant and how it differs from the original
Health
‘Stealth Omicron’ vs Omicron: What we know about the latest variant and how it differs from the original
By Andrew MarquardtJanuary 25, 2022
In this photo illustration, a health worker wearing gloves holding a test sample tubes labeled 'COVID-19 Omicron variant' in front of a display.
Health
‘Stealth Omicron’ is now in the U.S.—but experts say so far it doesn’t seem more dangerous
By David MeyerJanuary 25, 2022
COVID-19 hospitalizations
Health
Pfizer and Moderna boosters keep you safe from Omicron hospitalization, CDC says
By Fiona Rutherford and BloombergJanuary 21, 2022
South Africa Omicron study
Health
Omicron may cut future severity of COVID and protect against the Delta variant, South Africa study finds
By Antony Sguazzin and BloombergJanuary 18, 2022
Structural images of the main COVID-19 virus variants from Alpha to Omicron.
Health
BioNTech and London A.I. firm create ‘early warning system’ to spot dangerous new COVID-19 variants before they spread
By Jeremy KahnJanuary 12, 2022
Photo illustration of Omicron Covid-19 and vaccine needle
Health
Doctor says we need to take Omicron more seriously after detailing his son’s symptoms
By Andrew MarquardtJanuary 10, 2022
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