Nov 26, 2025 · Anthropology Two tiny genetic shifts helped early humans walk upright Scientists have linked bipedalism to changes in how the human pelvis developed millions of years ago.

Jun 10, 2024 · Tests on brain organoids suggest the disease-causing prions face a tough barrier to infect people, but ruling out transmission is a difficult task.

Jul 2, 2025 · How much energy does your AI prompt use? It depends Experts explain what we know about AI model emissions, and what you can do to help.

Oct 28, 2024 · California is banning them in schools. The FDA says they’re fine. But synthetic dyes added to food to make them more colorful have a long, troubled history.

Feb 20, 2024 · Recent studies suggest a causal link between teen social media use and reduced well-being. Now, some researchers are looking into possible mechanisms.

Apr 21, 2025 · Autism rates are higher than ever before, probably because of more expansive and sensitive diagnoses. Those numbers highlight the need for more support for people with autism.

Oct 10, 2025 · We’ll publish science-themed crossword puzzles and math puzzles on alternating months.

3 days ago · Animals Deep Antarctic waters hold geometric communities of fish nests Scientists found thousands of patterned fish nests in Antarctica’s Weddell Sea, boosting calls for marine …

6 days ago · Microbes Staph bacteria are bad at letting go Calcium, a mineral involved in wound healing, can strengthen the attachment between microbe and skin and make infections hard to …

Jan 27, 2019 · Nutrition Science & Society The science of CBD lags behind its marketing Editor in Chief Nancy Shute discusses the lack of scientific research on CBD.