The question "is this source credible?" has no single yes/no answer. Credibility is a spectrum, and even highly credible sources produce weak articles on occasion. What you are really asking is: does this source have a consistent track record of accurate, well-sourced, transparently produced journalism?
What Source Credibility Actually Means
Source credibility refers to the degree to which a news organisation reliably produces accurate, well-sourced, and transparently presented journalism. It is a historical assessment of a source's track record — not a guarantee that any individual article is accurate.
Credibility is influenced by: ownership and funding transparency; editorial standards and correction culture; the quality and attributability of sourcing; the track record of accuracy on verifiable claims; and independent third-party assessments.
Definition
Source credibility: The degree to which a news organisation has a consistent track record of accurate, transparent, and well-sourced reporting. Credibility is a pattern assessment, not a per-article guarantee.
Key Credibility Signals to Look For
These are reliable indicators of source credibility:
Ownership and funding transparency. Credible organisations are clear about who owns them and whether they receive funding that might influence coverage.
Correction culture. No news organisation is error-free. Credible outlets correct mistakes promptly and visibly. The presence of a corrections policy is a positive signal.
Sourcing quality. How are claims attributed in individual articles? Named experts, primary documents, and official records are stronger evidence than anonymous sources.
Separation of news and opinion. Credible outlets clearly label opinion, analysis, and commentary as distinct from news reporting.
Using Independent Checks and Databases
Several independent organisations maintain credibility assessments and databases:
Fact-checkers. Organisations like Snopes, PolitiFact, FactCheck.org, Full Fact (UK), and AFP Fact Check assess specific claims and, in some cases, outlets.
Media monitors. Organisations that track media bias and accuracy over time.
Press councils. In many countries, press regulators maintain records of upheld complaints against news organisations.
Caveat
Caveat: Credibility databases themselves have methodological limitations. Use them as starting points rather than definitive verdicts.