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 ...

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.

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