Have you ever noticed how a spilled cup of coffee leaves behind a telltale brown ring? While those stains might be annoying, the science behind them, known as the coffee ring effect, has sparked ...

A rapid test to measure starch damage in wheat, examined by a team of researchers last summer, is slated to be commercially available during the first quarter of 2025, says the company that makes it. ...

Taking a COVID-19 test at home seems simple enough: If you get a line, you're positive for the coronavirus. But what if your results aren't so obvious? For instance, if you only get a very faint line ...