To gauge a website's trustworthiness, ensure the author is identified and scrutinize the content for quality, proper citations, and current information. Assess the site's purpose for objectivity and make sure it's designed for easy navigation without intrusive ads. Verify contact details and seek positive reviews or mentions from credible sources. Confirm the site uses HTTPS for security and transparently discloses any affiliations or sponsorships. Regularly cross-check information from diverse sources and maintain a healthy skepticism towards overly optimistic claims.