Learn about the new method for dating fossil sites that measures isotopes in calcified dinosaur eggshells.

Learn more about the surprisingly well-preserved fossilized dinosaur egg uncovered in South America and what it could tell us about dinosaur nesting and bird evolution.

Learn how a small section in Neanderthals' DNA gave them a lower jaw that was much larger than human jaws.

Learn how the fossils of ancient organisms help scientists navigate deep time — and uncover Earth’s hidden history.

Learn how a small but steady source of warmth under Enceladus is reshaping what scientists think about where life can survive ...

Learn more about the juvenile fish that carry sea anemones like weapons or shields to ward off predators.

Is a sun a star or a planet? While science now agrees the sun is a star, new telescopes may soon challenge how we define ...

Learn how rainy and cold weather may be linked with joint pain, impacting those with arthritis or other musculoskeletal ...

Learn why shortness of breath may be the body sending a final SOS and how taking the quiet symptom seriously could help lower ...

Detected in three drug samples during community checks, the little-known opioid cychlorphine may be as potent as fentanyl, ...

Learn how coiled optic nerves, unlike any seen in other reptiles, give chameleons their extraordinary field of view.

Learn how early hominins crafted the same sharp-edged Oldowan tools through 300,000 years of climate change, revealing one of ...