Science ❯ Research Methodology

Observational Studies

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Hyoid-Bone Study Confirms Nanotyrannus Was Its Own Tyrannosaur Species

By reading growth rings in a throat bone, researchers show the holotype had stopped growing, resolving a decades-long identification question.

RFK Jr. Doubles Down on Circumcision–Tylenol Autism Claim as Scientists and Senators Push Back

FDA Reviews Tylenol Label as WHO Rejects Claims of Prenatal Link to Autism

JAMA Study Finds Walking Over 100 Minutes Daily Linked to Lower Chronic Back Pain Risk

Autoimmune Diseases Linked to Almost Double Risk of Affective Disorders