An inexpensive 'dipstick' test for pesticides in foods

Scientists in Canada are reporting the development of a fast, inexpensive "dipstick" test to identify small amounts of pesticides that may exist in foods and beverages. Their paper-strip test is more practical than conventional ...

New device for quick and accurate detection of lead

A research team from the Department of Chemistry of Hong Kong Baptist University (HKBU) has invented a portable device for one-stop detection of lead concentration in drinking water. The DNA-based device, which works together ...

Picture of health: A selfie that may save your life

(Phys.org) —With a new smartphone device, you can now take an accurate iPhone camera selfie that could save your life – it reads your cholesterol level in about a minute.

Nanotechnology takes on diabetes

(Phys.org) —A sensor which can be used to screen for diabetes in resource-poor settings has been developed by researchers and tested in diabetic patients, and will soon be field tested in sub-Saharan Africa.

Research team develops new CRISPR diagnostic test

The simplicity of urine sampling has been combined with the excellent sensing abilities of CRISPR to improve diagnostic testing for kidney transplant patients, an international research team reports in the journal Nature ...

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