Polycystic ovary syndrome (PCOS) has confounded doctors from the moment they gave the condition its name. In people with ovaries, PCOS has historically been defined by abnormally high levels of ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Direct attacks, oil spills and the threat of nuclear waste are putting the Gulf region’s desalination plants at risk—here’s ...

A sub-two-hour marathon has long been seen as a tantalizing benchmark for elite runners—and shoemakers have been in a race to ...

This galaxy, also known as Messier 104, gets its nickname from its central bulge and outer dust trail, which give it a ...

Preeclampsia can be deadly in pregnancy, and aside from delivering the baby, the condition has no targeted treatment. A new ...

Roughly seven in 10 people still trust vaccine researchers, a new poll finds. The number is in line with trust for other ...

A growing body of research suggests that GLP-1 drugs do more than control appetite and blood sugar. They could also fight ...

Members of the National Science Board, which the US Congress founded in 1950, were given no explanation for their termination ...

‘Staggering’ number of people believe unproven claims about vaccines, raw milk and more ...

A premapped course, a crew of handlers and a world-beating time: here’s what this Beijing half marathon reveals about how far ...

A British start-up recently pulled off a key maneuver for electric vertical flight—but certification, infrastructure and ...