Scientists uncover a 75,000-year-old Arctic ecosystem in Norway, revealing extinct mitochondrial lineages in polar bears, ...

New research shows people prefer partners whose sexual history shows signs of settling down, even if they've had many ...

A new study finds early humans ate tough grasses and tubers long before their teeth adapted, suggesting behavior, not biology, drove human evolution.

Online research is increasingly vulnerable to fraud, impersonation, and AI-generated responses, undermining data quality and ...

From late-night chores to relationship talks, Americans take 40 minutes to fall asleep. A new survey uncovers what’s behind our nationwide bedtime delay.

New study uncovers how cellular aging spreads through tissues, and how blocking a single protein might slow the process.

For myself, as a philosopher of love, there is no good reason to say that loving relationships of a mostly remote nature cannot endure – or that physical separation inevitably and eventually destroys ...