A rare hantavirus outbreak on an Atlantic cruise ship has reignited conspiratorial Covid-era misinformation, with posts ...

Those eager to discredit Pfizer's mRNA vaccine, which is safe and effective, exploited the cruise ship outbreak.

Pfizer and BioNTech said Monday that late-stage trials of its COVID-19 vaccine in children show that the shots were safe and effective in kids aged between 5 and 11. The results mark a key step in ...