Diseases, Conditions, Syndromes

China says WHO coronavirus experts to visit from Thursday

Ten World Health Organization scientists will visit China from Thursday to probe the origins of COVID-19, authorities said Monday, more than a year after the pandemic began and amid accusations Beijing has tried to thwart ...

Diseases, Conditions, Syndromes

Strained health agencies push do-it-yourself contact tracing

When Eileen Carroll's daughter tested positive for the coronavirus, Rhode Island health officials called with the results, then told her to notify anyone her daughter might have been around. Contact tracers, she was told, ...

Medical research

Messenger RNA: How a long shot idea led to COVID-19 vaccines

Hungarian-born scientist Katalin Kariko's obsession with researching a substance called mRNA to fight disease once cost her a faculty position at a prestigious US university, which dismissed the idea as a dead end.

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