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 ...

Researchers at the Harvard Wyss Institute have developed a simple, printed paper test that could be used for pathogen detection, including cases of ebola. Michelle Starr is CNET's science editor, and ...

Scientists have developed a low-cost, paper-based microfluidic point-of-care test that they claim can can identify drug-induced liver toxicity from a fingerprick of blood in just 15 minutes. The ...

Learn how to test pH of food for canning in a water bath to ensure that you are meeting the requirements for high-acid foods. This is an educational tool and not a license to change lab-tested recipes ...

Dr Yingfu Li, professor at McMaster University, and his team created a test for E. coli based on the Litmus test for pH. The test is a colorimetric sensor where existing Litmus dyes and pH papers ...

Discs of souped-up filter paper could change how we diagnose infections. To demonstrate the power of the approach, which involves embedding DNA from jellyfish and other organisms into paper, its ...