Litmus paper, long known as a low-tech method of testing substances for acidity, might have a new use as a cheap, quick way to test for E. coli, according to researchers at McMaster University in ...

An international team of researchers based at McMaster has figured out a way to adapt the good old litmus test so it can detect bacteria such as E. coli. The team, which is connected through the ...

A litmus test is an idiom for a challenge. But why? In a 2024 New York Times piece exploring the controversy over married couples in Japan using separate surnames, the Times headline read: "A Litmus ...

[William Finucane] is making his own litmus paper by harnessing the power of cabbage. The process is much easier than the faux gunpowder he made, as it take just the one ingredient and a few kitchen ...

Harvard University professor George Whitesides is making very sophisticated litmus paper. Unlike the simple acid or alkali strips familiar from school, his pioneering work owes more to microfluidics ...