In some parts of the world, record numbers of people are being diagnosed with attention deficit hyperactivity disorder (ADHD) ...

Today’s leading AI models can already write and refine their own software. The question is whether that self-improvement can ...

An estimated 280 million metric tons of plastic waste will enter the air, water, soil, and human bodies every year by 2040, ...

The new guidance would do away with a decades-old universal birth dose recommendation for hepatitis B that helped cut ...

Hole in the Sky, by Daniel H. Wilson, is one of Scientific American’s best fiction picks of 2025. In the novel, aliens talk ...

If you subscribe to Scientific American, you help ensure that our coverage is centered on meaningful research and discovery; that we have the resources to report on the decisions that threaten labs ...

A partially successful test of China’s Zhuque-3 rocket shows that other countries are rapidly catching up with the U.S in the ...

A scientist has identified a possible astronomical explanation for the Star of Bethlehem, as described in the Bible ...

It was thought that complex cells couldn’t survive above a certain temperature, but a tiny amoeba has proven that assumption ...

Researchers have discovered that cooling starchy foods—from pizza to rice—creates “resistant starch,” a carb that behaves ...

Flex your math muscles with this weekend’s brain teaser. Play now.

RFK Jr’s vaccine advisory panel will be discussing the inclusion of adjuvants in childhood vaccinations today. Here’s what’s ...