Verkkoโ€œthis is disturbing. โ€ nature looks at the key arguments that support a lab leak, and the extent to which research has answers.

Verkkothe energy department has concluded, with โ€œlow confidence,โ€ that an accidental laboratory leak in china was most likely the origin, but politics are.

Thereโ€™s not yet any.

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Verkkohow a veteran virologist found fresh evidence to back up the theory that covid jumped from animals to humans in a notorious chinese marketโ€”rather.

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