For each domain, we determine whether or not it is a fake-news domain by referring to a predefined list of fake-news domains. Our list of fake-news domains is d

For each domain, we determine whether or not it is a fake-news domain by referring to a predefined list of fake-news domains. Our list of fake-news domains is defined by combining data from Grinberg et al.8 and the proprietary list from the journalism company NewsGuard (https://www.newsguardtech.com/newsguard-for-researchers https://www.newsguardtech.com/newsguard-for-researchers), using the 29 March 2021 snapshot. https://www.nature.com/articles/s41586-024-07524-8#Sec9 https://www.nature.com/articles/s41586-024-07524-8#Sec9