Learn why food can contain both good and bad bacteria. Here’s the difference, and how to avoid the bad ones.

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

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

Learn how three new toad species from Tanzania’s Eastern Arc Mountains evolved to skip the tadpole stage — revealing one of nature’s rarest reproductive strategies.

Learn more about the discovery of the electron and why J.J. Thomson often gets the credit.

Prehistoric trees like Ginkgo and monkey-puzzles still have close relatives that go back at least to the time of the dinosaurs.

Learn about the collection of ritualistic items unearthed at the largest and oldest known Maya monument, Aguada Fénix.

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

Learn how super recognizers don’t memorize extra details but instinctively focus on the most telling facial features, a skill ...

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

Learn more about the “Marree Man,” a gigantic geoglyph carved into the Australian outback whose creator still remains a ...

Learn how tardigrades are able to tolerate extreme radiation with a unique protein that unwinds their DNA.