More people are getting COVID-19 twice, suggesting immunity wanes quickly in some
Reinfections give scientists clues about how long protection lasts—and how well vaccines might perform
Coronavirus
Read our COVID-19 research and news.
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‘Incredible milestone for science.’ Pfizer and BioNTech update their promising COVID-19 vaccine result
Efficacy trial reaches endpoint and companies plan to soon submit data for emergency use authorizations in the United States and elsewhere -
This scientist buoys a small firm’s quest to make a top-notch COVID-19 vaccine
Novavax’s Nita Patel shepherds key tests that propel a promising potential vaccine -
Temperature concerns could slow the rollout of new coronavirus vaccines
For now, novel vaccine type needs to be frozen for storage and transport, with one requiring ultracold temperatures of –70°C -
‘Just beautiful’: Another COVID-19 vaccine, from newcomer Moderna, succeeds in large-scale trial
Moderna’s candidate mRNA vaccine protected most people from symptomatic or severe COVID-19, fueling greater optimism that the pandemic can be ended -
‘It’s like politicizing toilet paper.’ A member of Biden’s COVID-19 panel surveys the task ahead
Epidemiologist Céline Gounder sees communication as critical -
Russia’s claim of a successful COVID-19 vaccine doesn’t pass the ‘smell test,’ critics say
Institute cites interim review based on 20 cases in trial, but provides little more information on Sputnik V vaccine -
Fact check: No evidence supports Trump’s claim that COVID-19 vaccine result was suppressed to sway election
ScienceInsider looks at tweeted conspiracy claim and other confusing matters on the Pfizer/BioNtech announcement -
Mutant coronaviruses found in mink spark massive culls and doom a Danish group’s research
Scientists worry changes in the viral genome could make future COVID-19 vaccines less effective -
Can a nose-full of chicken antibodies ward off coronavirus infections?
A novel project aims to temporarily protect humans from COVID-19 with a nasal spray -
Champagne and questions greet first data showing that a COVID-19 vaccine works
Pfizer and BioNTech announced groundbreaking mRNA vaccine is 90% effective but provide little data so far -
With inauguration 10 weeks away, Biden’s pandemic plans face agonizing wait
Crisis could get much worse before new administration takes power -
How a communist physics teacher flattened the COVID-19 curve in southern India
In Kerala state, health minister K. K. Shailaja is fighting to stem a new surge -
Will a small, long-shot U.S. company end up producing the best coronavirus vaccine?
Novavax vaccine shows “markedly stronger” responses in early human trials -
Europe is locking down a second time. But what is its long-term plan?
New measures seek to lower the spread of the coronavirus, but some scientists say Europe should eliminate it -
Gyms. Bars. The White House. See how superspreading events are driving the pandemic
Preventing hot spots of COVID-19 transmission has emerged as a key challenge in the fight against the virus
