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2 mins read
More contagious coronavirus variant from UK is doubling every 10 days in US, new study warns
The variant that originated in the UK will become the dominant strain in the US by March, researche…
Tim Levin
2 mins read
Israel detects new COVID-19 variant — All you need to know about it
Israel reports two cases of a new COVID-19 variant on Wednesday. The new variant identified is not …
2 mins read
Moderna's CEO doubtful the current crop of COVID-19 vaccines will be as effective against Omicron variant as they have been against Delta
Stéphane Bancel told the Financial Times "there is no world" where current vaccines will fight the …
Julie Gerstein
4 mins read
People infected with the coronavirus variant found in the UK are up to 64% more likely to die than those with other strains
New studies suggest the coronavirus variant first reported in the UK, B.1.1.7, is linked to higher …
Aylin Woodward
3 mins read
The Mu coronavirus variant shares key similarities with Delta, but it doesn't pose a greater threat
Scientists are closely watching the variant because of its potential to evade antibodies from vacci…
Aria Bendix
1 min read
A new coronavirus variant called 'Omicron' is now a 'variant of concern,' the WHO said
South Africa first reported the Omicron variant, or B.1.1.529, to the World Health Organization on …
Rebecca Cohen,Aria Bendix
2 mins read
The Delta variant appears to have tripled to 31% of all US coronavirus cases in just 11 days. It's more dangerous than other variants and could imperil the country's recovery.
The Delta variant, which is more transmissible and is better at evading vaccines, is expected to be…
Marianne Guenot
2 mins read
A coronavirus variant with a mutation that 'likely helps it escape' antibodies is already in at least 11 countries, including the US
The variant shares mutations with B.1.1.7., first found in the UK. Another mutation could help it e…
Marianne Guenot
2 mins read
The coronavirus variant first found in New York has spread to 14 other states, and the CDC has recorded more than 700 cases
Gregory Armstrong, of the CDC, told Bloomberg 585 cases of the variant first found in New York have…
Kate Duffy
2 mins read
A coronavirus variant, with a 'similar change' to the fast-spreading variant in the UK and US, has emerged in Uganda
The variant in Uganda, called A.23.1, has quickly become the most common coronavirus variant in Kam…
Dr. Catherine Schuster-Bruce
2 mins read
Pfizer said an updated version of its COVID-19 vaccine will be 'ready in 100 days' if the new Omicron variant is resistant to its current vaccine
Pfizer expects to know within two weeks whether the variant is resistant to its current vaccine, a …
Yelena Dzhanova
3 mins read
There's more evidence that getting both doses of Pfizer's vaccine may be 'critical' to protecting against emerging variants
Antibodies are one aspect of the immune response. It's not clear how well Pfizer's vaccine works ag…
Dr. Catherine Schuster-Bruce
3 mins read
The Lambda virus variant is worrying scientists after taking over in Peru. Limited evidence says it's more infectious, but still vulnerable to vaccines.
Lambda was identified as a variant of interest by the WHO on June 15. It is dominant in Peru, but n…
Marianne Guenot
3 mins read
Coronavirus transmission among vaccinated people could raise the risk of an even more dangerous variant
As cases of the Delta variant surge, vaccinated people who don't mask up may increase the risk that…
Aylin Woodward,Hilary Brueck
1 min read
The Omicron variant was in Europe earlier than previously thought, and it's not clear if the person had been to southern Africa, officials say
The Dutch National Institute for Public Health said the Omicron variant was found in samples taken …
Sinéad Baker
2 mins read
WHO warns that the Delta coronavirus variant is the 'fittest' strain yet and will 'pick off' the most vulnerable people
The Delta variant, which was first identified in India, accounted for an estimated 90% and 31% of n…
Ashley Collman
2 mins read
Coronavirus variants now have simple, easy-to-remember WHO names, which helps avoid the 'stigma' of referring to them by a specific country
The variant first found in the UK will be called Alpha, for example. This avoids the "stigma" of re…
Dr. Catherine Schuster-Bruce
1 min read
Map shows how far the Lambda coronavirus variant has spread after being found in South America
Lambda was declared a variant of interest by the WHO last month because of its unusual set of mutat…
Marianne Guenot
1 min read
Moderna says its COVID-19 vaccine should work against the Delta variant
Moderna said in a statement on Tuesday that it believes its COVID-19 vaccine "should remain protect…
Kelly McLaughlin
2 mins read
Delta-variant rates doubled in the US in 2 weeks, Fauci said: from 9.9% to 20.6%. It could derail the US COVID-19 recovery.
The variant is more transmissible and appears to cause more serious disease. Vaccines remain effect…