Learn how a sperm whale tooth traveled from sea to archaeological site over 4,000 years ago.

Learn more about lenacapavir, the most effective HIV treatment and prevention drug, and how its cost could cause a setback.

Learn how an oily substance found in earwax has become a critical resource to detect Parkinson's disease.

Learn about a new study that confirms the 146,000-year-old Harbin skull belonged to a member of the Denisovan lineage.

A key chemical in urine can help make a high-value mineral for use in medicine, construction, and more — cheaply and ...