The race to curb the spread of Covid vaccine disinformation
Nature reports: In March, Twitter put its foot down: users who repeatedly spread false information about COVID-19 vaccines will have their accounts suspended or shut down. It was a new front in a high-stakes battle over misinformation that could help to determine how many people get vaccinated, and how swiftly the pandemic ends. The battle is also being fought in computer-science and sociology labs across the United States, where scientists who track the spread of false information on social media…