01/05/2013

UK police to track dementia patients using GPS

(AP)—A British police force is hoping to save time and money by giving a few dementia patients GPS tracking devices, a technique already used by health and welfare agencies but condemned by some campaigners as "barbaric."

Scientists improve biomass-to-fuel process

(Phys.org) —Los Alamos scientists published an article in the scientific journal Nature Chemistry that could offer a big step on the path to renewable energy.

Reflections on chevaline

Horse meat as time-honored European cuisine, its detection when mixed into meatballs and other food and the angst over consumption of chevaline in the United States, is food for a thoughtful installment of the popular Newscripts ...

New evidence on how fluoride fights tooth decay

In an advance toward solving a 50-year-old mystery, scientists are reporting new evidence on how the fluoride in drinking water, toothpastes, mouth rinses and other oral-care products prevents tooth decay. Their report appears ...

Researchers propose new old way to purify carbon nanotubes

(Phys.org) —An old, somewhat passé, trick used to purify protein samples based on their affinity for water has found new fans at the National Institute of Standards and Technology, where materials scientists are using ...

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