Every second, millions of cells in your body divide in two. In the space of an hour, they duplicate their DNA and grow a web of protein fibers around it called a spindle.

I made rough textiles from bark fiber with a drop spindle and loom. Spinning and weaving techniques produced functional cloth. Schiff responds to court-martial threat Grocery stores are about to get ...

Kaitlin Sullivan is a health and science journalist based in Colorado. She's been part of multiple award-winning investigations into health topics including the international medical device industry ...

We've all had bosses we tolerated and bosses we genuinely respected. The respected ones probably weren't the loudest in the room or the ones with the most impressive credentials. They were the ones ...

In mid-December 2025, an image (archived) circulated online purportedly showing U.S. President Donald Trump using a walker as a mobility aid. Keith Edwards, a Democratic political strategist, posted ...

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 ...

What is it with lawyers and AI? We don’t know, but it feels like an inordinate number of them keep screwing up with AI tools, apparently never learning from their colleagues who get publicly crucified ...

At the risk of getting a bit too personal here, how are you using artificial intelligence chatbots these days? Did AI whip up that cover letter you were too tired to write yourself? Maybe you relied ...

Researchers investigated the bathroom habits of 125 adults. People who use their smartphones while sitting on the toilet face are at higher risk for painful, itchy hemorrhoids, according to new ...